{"id":57425,"date":"2021-02-08T14:40:43","date_gmt":"1970-01-01T00:00:00","guid":{"rendered":"https:\/\/www.sejuku.net\/blog\/?p=57425"},"modified":"2025-09-04T10:42:04","modified_gmt":"2025-09-04T01:42:04","slug":"%e3%80%90css%e3%80%91%e8%a6%81%e7%b4%a0%e3%82%84%e6%96%87%e5%ad%97%e3%81%ab%e8%89%b2%e3%82%92%e3%81%a4%e3%81%91%e3%82%88%e3%81%86-%e8%89%b2%e3%81%ae%e6%8c%87%e5%ae%9a%e6%96%b9%e6%b3%95%e3%81%a8","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/57425","title":{"rendered":"CSS\u3067\u8981\u7d20\u3084\u6587\u5b57\u306b\u8272\u3092\u3064\u3051\u308b\u65b9\u6cd5\u5168\u90e8\u307e\u3068\u3081"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01 \u30e9\u30a4\u30bf\u30fc\u306e\u30ca\u30ca\u30df\u3067\u3059\u3002<\/p>\n<p>WEB\u30b5\u30a4\u30c8\u3092\u4f5c\u308b\u4e0a\u3067\u3001\u8272\u3064\u3051\u3063\u3066\u6b20\u304b\u305b\u306a\u3044\u3067\u3059\u3088\u306d\u3002\u6587\u5b57\u306e\u8272\u3001\u80cc\u666f\u8272\u3001\u67a0\u7dda\u2026\u8272\u3092\u3064\u3051\u308b\u8981\u7d20\u306f\u69d8\u3005\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><div class=\"box_voice\">\u3067\u3082\u8272\u306e\u3064\u3051\u65b9\u304c\u308f\u304b\u3089\u306a\u3044\u2026<br \/>\n\u3069\u306e\u8272\u304c\u3044\u3044\u306e\u304b\u308f\u304b\u3089\u306a\u3044\u2026<\/div><\/p>\n<p>\u305d\u3093\u306a\u65b9\u306e\u305f\u3081\u306b\u3001\u4eca\u56de\u306fCSS\u3067\u8981\u7d20\u306b\u8272\u3092\u3064\u3051\u308b\u65b9\u6cd5\u3092\u307e\u3068\u3081\u307e\u3057\u305f\uff01\u3053\u306e\u8a18\u4e8b\u306f\u4e0b\u8a18\u306e\u6d41\u308c\u3067\u9032\u3081\u3066\u3044\u304d\u307e\u3059\u3002<br \/>\n<div class=\"box01\"><\/p>\n<ul>\n<li><b>\u3010\u57fa\u790e\u3011\u80cc\u666f\u8272\u306e\u4ed8\u3051\u65b9<\/b><\/li>\n<li><b>\u3010\u57fa\u790e\u3011\u6587\u5b57\u8272\u306e\u4ed8\u3051\u65b9<\/b><\/li>\n<li><b>\u3010\u57fa\u790e\u3011\u67a0\u7dda\u306e\u8272\u306e\u4ed8\u3051\u65b9<\/b><\/li>\n<li><b>\u3010\u767a\u5c55\u3011\u6307\u5b9a\u3067\u304d\u308b\u8272\u306e\u7a2e\u985e<\/b><\/li>\n<li><b>\u3010\u767a\u5c55\u3011\u7121\u8272\u900f\u660e\u306e\u6307\u5b9a\u65b9\u6cd5<\/b><\/li>\n<li><b>\u3010\u767a\u5c55\u3011\u8272\u9078\u3073\u4fbf\u5229\u30c4\u30fc\u30eb\u7d39\u4ecb<\/b><\/li>\n<\/ul>\n<\/div>\n<p>\u3053\u308c\u3092\u8aad\u3081\u3070\u3042\u306a\u305f\u3082\u8272\u4ed8\u3051\u30de\u30b9\u30bf\u30fc\uff01\u7d20\u6575\u306a\u30b5\u30a4\u30c8\u3092\u4f5c\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3061\u3083\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2>\u80cc\u666f\u8272\u3092\u3064\u3051\u3088\u3046\uff01<\/h2>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57430\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1.jpg\" alt=\"color_bg1\" width=\"700\" height=\"391\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-150x84.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-300x168.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-640x357.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>\u305d\u308c\u305e\u308c\u306e\u8981\u7d20\u306b\u306f\u3001\u80cc\u666f\u8272\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002background-color\u3068\u3044\u3046\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u6307\u5b9a\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">\u30bb\u30ec\u30af\u30bf{\n    background-color:\u8272\u6307\u5b9a;\n}\n<\/pre>\n<p>\u8272\u6307\u5b9a\u306e\u6240\u306b\u3001\u5f8c\u307b\u3069\u89e3\u8aac\u3059\u308b\u30ab\u30e9\u30fc\u30cd\u30fc\u30e0\u3084\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u5165\u308c\u307e\u3059\u3002\u5b9f\u969b\u306b\u4f7f\u3063\u3066\u307f\u308b\u3068\u3053\u3093\u306a\u611f\u3058\u3067\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57430\" style=\"margin: 0 auto;\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1.jpg\" alt=\"color_bg1\" width=\"700\" height=\"391\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-150x84.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-300x168.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-640x357.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>HTML<\/p>\n<pre class=\"decode:true \">&lt;div class=\"bg_test\"&gt;\n    \u80cc\u666f\u8272\u3092\u6307\u5b9a\u3057\u307e\u3059\n    &lt;div class=\"bg_test2\"&gt;\n        \u5b50\u8981\u7d20\u306b\u3082\u5225\u3067\u6307\u5b9a\u3067\u304d\u307e\u3059\n    &lt;\/div&gt;\n&lt;\/div&gt;\n<\/pre>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    height: 250px;                  \/* \u9ad8\u3055\u6307\u5b9a *\/\n    padding:  20px;                 \/* \u4f59\u767d\u6307\u5b9a *\/\n    font-size: 20px;                \/* \u6587\u5b57\u30b5\u30a4\u30ba\u6307\u5b9a *\/\n    background-color: powderblue;   \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n\n.bg_test2 {\n    color:  #fff;                   \/* \u6587\u5b57\u8272\u6307\u5b9a *\/\n    height: 200px;                  \/* \u9ad8\u3055\u6307\u5b9a *\/\n    width:  200px;                  \/* \u5e45\u6307\u5b9a *\/\n    font-size:  14px;               \/* \u6587\u5b57\u30b5\u30a4\u30ba\u6307\u5b9a *\/\n    background-color: blue;         \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n    padding:  20px;                 \/* \u4f59\u767d\u6307\u5b9a *\/\n    float:  right;                  \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n    position:  relative;            \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n    top: 110px;                     \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n}\n<\/pre>\n<p>background-color\u306b\u3064\u3044\u3066\u3082\u3063\u3068\u77e5\u308a\u305f\u3044\uff01\u3068\u3044\u3046\u65b9\u306f\u3001\u4e0b\u8a18\u306e\u8a18\u4e8b\u3092\u3069\u3046\u305e\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/54858\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/09\/css_eye-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">CSS\u3067\u80cc\u666f\u8272\u6307\u5b9a\uff01 background-color\u306e\u4f7f\u3044\u65b9<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2025\u5e744\u670823\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h2>\u6587\u5b57\u306e\u8272\u3092\u5909\u3048\u3088\u3046\uff01<\/h2>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57437\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_font1.jpg\" alt=\"color_font1\" width=\"272\" height=\"144\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_font1.jpg 272w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_font1-150x79.jpg 150w\" sizes=\"(max-width: 272px) 100vw, 272px\" \/><\/div>\n<p>\u6587\u5b57\u306e\u8272\u306fcolor\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5185\u5bb9\u7684\u306bfont-color\u3067\u306f\u306a\u3044\u304b\u3068\u52d8\u9055\u3044\u3057\u304c\u3061\u3067\u3059\u304c\u3001color\u3067\u3059\u3002\u304a\u9593\u9055\u3044\u306a\u304f\uff01<\/p>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">\u30bb\u30ec\u30af\u30bf{\n    color:\u8272\u6307\u5b9a;\n}\n<\/pre>\n<p>\u3053\u308c\u3082<strong>\u8272\u6307\u5b9a\u306e\u6240\u306b\u3001\u30ab\u30e9\u30fc\u30cd\u30fc\u30e0\u3084\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9<\/strong>\u3092\u5165\u308c\u307e\u3059\u3002\u5b9f\u969b\u306e\u4f7f\u7528\u4f8b\u306f\u3053\u3093\u306a\u611f\u3058\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57437\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_font1.jpg\" alt=\"color_font1\" width=\"272\" height=\"144\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_font1.jpg 272w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_font1-150x79.jpg 150w\" sizes=\"(max-width: 272px) 100vw, 272px\" \/><\/div>\n<p>HTML<\/p>\n<pre class=\"decode:true \">&lt;div class=\"font_test\"&gt;\n    \u3053\u3093\u306b\u3061\u306f\u3002&lt;br&gt;\n    \u79c1\u306e\u540d\u524d\u306f\u30ca\u30ca\u30df\u3067\u3059\u3002&lt;br&gt;\n    \u97f3\u697d\u3092\u8074\u304f\u306e\u304c\u597d\u304d\u3067\u3059\u3002&lt;br&gt;\n    \u7279\u306b\u90a6\u30ed\u30c3\u30af\u304c\u5927\u597d\u304d\u3067\u3059\u3002\n&lt;\/div&gt;\n<\/pre>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.font_test {\n    font-size: 20px;    \/* \u6587\u5b57\u30b5\u30a4\u30ba\u6307\u5b9a *\/\n    color: #2196F3;     \/* \u6587\u5b57\u8272\u6307\u5b9a *\/\n}\n<\/pre>\n<p>color\u306b\u3064\u3044\u3066\u3082\u3063\u3068\u3082\u3063\u3068\u7d30\u304b\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u4e0b\u8a18\u306e\u8a18\u4e8b\u3092\u3069\u3046\u305e\uff01<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/56207\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/09\/css_eye-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">CSS\u3067\u6587\u5b57\u306e\u8272\u3092\u5909\u3048\u308bcolor\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u4f7f\u3044\u65b9<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670829\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h2>\u67a0\u7dda\u306e\u8272\u3092\u5909\u3048\u3088\u3046\uff01<\/h2>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57436\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border.jpg\" alt=\"color_border\" width=\"700\" height=\"205\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border-150x44.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border-300x88.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border-640x187.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>\u8981\u7d20\u306b\u67a0\u7dda\u3092\u5f15\u304f\u3053\u3068\u304c\u3067\u304d\u308bborder\u30d7\u30ed\u30d1\u30c6\u30a3\u3002\u5b9f\u306f\u8272\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u3061\u3083\u3044\u307e\u3059\u3002border\u30d7\u30ed\u30d1\u30c6\u30a3\u81ea\u4f53\u3067\u3082\u8272\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u8272\u3092\u8a73\u7d30\u306b\u8a2d\u5b9a\u3067\u304d\u308bborder-color\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n<p>border-color\u306f\u3001<strong>\u540d\u524d\u306e\u901a\u308a\u67a0\u7dda\u306e\u8272\u3092\u6307\u5b9a\u3067\u304d\u308b\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong>\u3067\u3059\u3002border\u3067\u306e\u6307\u5b9a\u3068\u9055\u3044\u3001\u4e0a\u4e0b\u5de6\u53f3\u306e4\u8fba\u306e\u7dda\u306e\u8272\u3092\u30d0\u30e9\u30d0\u30e9\u306b\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">\u30bb\u30ec\u30af\u30bf{\n    \/*\uff14\u8fba\u5168\u3066\u540c\u3058\u306b\u3059\u308b\u5834\u5408*\/\n    border-color:\u8272\u6307\u5b9a;\n\n    \/*\u4e0a\u4e0b\u3068\u5de6\u53f3\u3067\u8272\u3092\u5909\u3048\u308b\u5834\u5408*\/\n    border-color:\u8272\u6307\u5b9a \u8272\u6307\u5b9a;\n\n    \/*\u4e0a\u3068\u4e0b\u3068\u5de6\u53f3\u3067\u8272\u3092\u5909\u3048\u308b\u5834\u5408*\/\n    border-color:\u8272\u6307\u5b9a \u8272\u6307\u5b9a \u8272\u6307\u5b9a;\n\n    \/*4\u8fba\u5168\u3066\u5225\u306e\u8272\u306b\u3059\u308b\u5834\u5408*\/\n    border-color:\u8272\u6307\u5b9a \u8272\u6307\u5b9a \u8272\u6307\u5b9a \u8272\u6307\u5b9a;\n}\n\n<\/pre>\n<p>\u8272\u6307\u5b9a\u3092\u8907\u6570\u3059\u308b\u3053\u3068\u3067\u3001<strong>\u305d\u308c\u305e\u308c\u306e\u8fba\u306e\u8272\u3092\u5206\u3051\u3066\u6307\u5b9a\u3067\u304d\u308b<\/strong>\u306e\u3067\u3059\u3002\u4f7f\u3063\u3066\u307f\u308b\u3068\u3053\u3093\u306a\u611f\u3058\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57436\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border.jpg\" alt=\"color_border\" width=\"700\" height=\"205\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border-150x44.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border-300x88.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_border-640x187.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>HTML<\/p>\n<pre class=\"decode:true \">&lt;div class=\"border_test\"&gt;\n   \u67a0\u7dda\u306e\u8272\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\n&lt;\/div&gt;\n<\/pre>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.border_test {\n    border: solid 10px;                                \/* \u7dda\u306e\u592a\u3055\u3068\u7a2e\u985e\u6307\u5b9a *\/\n    padding:  70px;                                    \/* \u4f59\u767d\u6307\u5b9a *\/\n    text-align:  center;                            \/* \u6587\u5b57\u4e2d\u592e\u63c3\u3048 *\/\n    border-color: #2196F3 #009688 #CDDC39 #FF9800;    \/* \u7dda\u306e\u8272\u6307\u5b9a *\/\n}\n<\/pre>\n<h2>\u6307\u5b9a\u3067\u304d\u308b\u8272\u306e\u7a2e\u985e<\/h2>\n<p>\u8272\u3092\u6307\u5b9a\u3059\u308b\u65b9\u6cd5\u30923\u3064\u307b\u3069\u7d39\u4ecb\u3057\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u6240\u3005\u306b\u6c17\u306b\u306a\u308b\u5358\u8a9e\u304c\u3042\u308a\u307e\u3057\u305f\u306d\u3002\u305d\u3046\u3001<strong>\u300c\u8272\u306e\u6307\u5b9a\u300d<\/strong>\u3067\u3059\u3002<\/p>\n<p>\u5b9f\u306f\u8272\u3092\u8868\u3059\u8a18\u8ff0\u306f\u3001\u8272\u3005\u306a\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u3068\u304bRGB\u3068\u304b\u3001\u805e\u3044\u305f\u3053\u3068\u304c\u3042\u308b\u65b9\u3082\u3044\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f\u305d\u308c\u305e\u308c\u8a18\u8ff0\u65b9\u6cd5\u3084\u7279\u5fb4\u306a\u3069\u304c\u3061\u3087\u3063\u3068\u3060\u3051\u9055\u3046\u306e\u3067\u7d30\u304b\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n<p>\u3053\u306e\u9805\u76ee\u306f\u3001\u80cc\u666f\u8272\u3092\u4f8b\u306b\u6319\u3052\u3066\u8aac\u660e\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u57fa\u672c\u3068\u306a\u308bHTML\u3068CSS\u306f\u4e0b\u8a18\u306e\u3082\u306e\u3092\u4f7f\u3063\u3066\u3044\u304d\u307e\u3059\u306d\u3002<\/p>\n<p>HTML<\/p>\n<pre class=\"decode:true \">&lt;div class=\"bg_test\"&gt;\n    \u80cc\u666f\u8272\u3092\u6307\u5b9a\u3057\u307e\u3059\n    &lt;div class=\"bg_test2\"&gt;\n        \u5b50\u8981\u7d20\u306b\u3082\u5225\u3067\u6307\u5b9a\u3067\u304d\u307e\u3059\n    &lt;\/div&gt;\n&lt;\/div&gt;\n<\/pre>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    height: 250px;                  \/* \u9ad8\u3055\u6307\u5b9a *\/\n    padding:  20px;                 \/* \u4f59\u767d\u6307\u5b9a *\/\n    font-size: 20px;                \/* \u6587\u5b57\u30b5\u30a4\u30ba\u6307\u5b9a *\/\n}\n\n.bg_test2 {\n    color:  #fff;                   \/* \u6587\u5b57\u8272\u6307\u5b9a *\/\n    height: 200px;                  \/* \u9ad8\u3055\u6307\u5b9a *\/\n    width:  200px;                  \/* \u5e45\u6307\u5b9a *\/\n    font-size:  14px;               \/* \u6587\u5b57\u30b5\u30a4\u30ba\u6307\u5b9a *\/\n    padding:  20px;                 \/* \u4f59\u767d\u6307\u5b9a *\/\n    float:  right;                  \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n    position:  relative;            \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n    top: 110px;                     \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n}\n<\/pre>\n<h3>\u30ab\u30e9\u30fc\u30cd\u30fc\u30e0<\/h3>\n<p>\u8272\u306e\u540d\u524d\u3092\u660e\u793a\u7684\u306b\u5358\u8a9e\u3067\u793a\u3059\u8a18\u8ff0\u65b9\u6cd5\u3067\u3059\u3002\u8d64\u306a\u3089red\u3001\u9752\u306a\u3089 blue\u3068\u3044\u3046\u611f\u3058\u3067\u3059\u306d\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57430\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1.jpg\" alt=\"color_bg1\" width=\"700\" height=\"391\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-150x84.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-300x168.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg1-640x357.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    background-color: powderblue;   \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n\n.bg_test2 {\n    background-color: blue;         \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n<\/pre>\n<p>\u660e\u793a\u7684\u306b\u6307\u5b9a\u3067\u304d\u308b\u306e\u3067\u30b3\u30fc\u30c9\u4e0a\u3067\u4f55\u8272\u304b\u308f\u304b\u308a\u3084\u3059\u3044\u306e\u304c\u3044\u3044\u3067\u3059\u306d\u3002\u305f\u3060\u3001<strong>\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066\u306f\u6b63\u3057\u304f\u8a8d\u8b58\u3055\u308c\u306a\u3044\u30ab\u30e9\u30fc\u30cd\u30fc\u30e0\u3082\u3042\u308b<\/strong>\u306e\u3067\u3001\u4f7f\u3046\u5834\u5408\u306f\u8981\u6ce8\u610f\u3067\u3059\u3002\u3069\u3093\u306a\u8272\u304c\u6307\u5b9a\u3067\u304d\u308b\u306e\u304b\u6c17\u306b\u306a\u308b\u4eba\u306f\u3001\u3053\u306e\u8a18\u4e8b\u306e\u5f8c\u534a\u3092\u8981\u30c1\u30a7\u30c3\u30af\u3067\u3059\u3002<br \/>\n<a href=\"#color_point\">\u2193\u8272\u898b\u672c\u30b5\u30a4\u30c8\u306e\u89e3\u8aac\u3078<\/a><\/p>\n<h3>\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9<\/h3>\n<p>\u8272\u306f\u8a00\u8449\u3067\u660e\u793a\u7684\u306b\u8868\u73fe\u3057\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u8a8d\u8b58\u3057\u3066\u3082\u3089\u3046\u306b\u306f\u5358\u8a9e\u7684\u306b\u3082\u8868\u73fe\u7684\u306b\u3082\u9650\u308a\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u70ba\u3001\u8272\u306b\u306f\u305d\u308c\u305e\u308c\u30b3\u30fc\u30c9\u304c\u4ed8\u4e0e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3092\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u3068\u8a00\u3044\u307e\u3059\u3002<\/p>\n<p>\u4e0b\u8a18\u306e\u3088\u3046\u306a\u5f62\u5f0f\u3067\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><b>#\u82f1\u6570\u5b57<\/b><\/li>\n<\/ul>\n<\/div>\n<p>#000\u3068\u304b\u3001\u3069\u3053\u304b\u3067\u898b\u305f\u3053\u3068\u3042\u308b\u65b9\u3082\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u306d\u3002<br \/>\n#\uff08\u30b7\u30e3\u30fc\u30d7\uff09\u306e\u5f8c\u308d\u306b\u30013\u6841\u301c6\u6841\u306e\u82f1\u6570\u5b57\u3067\u8a18\u8ff0\u3055\u308c\u307e\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57431\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg2.jpg\" alt=\"color_bg2\" width=\"700\" height=\"389\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg2.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg2-150x83.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg2-300x167.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg2-640x356.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    background-color: #89e4a8;  \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n\n.bg_test2 {\n    background-color: #009688;  \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n<\/pre>\n<p>\u30d1\u30c3\u3068\u307f\u305f\u3068\u304d\u306b\u4f55\u8272\u304b\u308f\u304b\u308a\u3065\u3089\u3044\u3068\u3044\u3046\u96e3\u70b9\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u3069\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u3082\u3057\u3063\u304b\u308a\u8a8d\u8b58\u3057\u3066\u304f\u308c\u307e\u3059\u3002\u3068\u3066\u3082\u4f7f\u3044\u3084\u3059\u3044\u306e\u3067\u3001\u304a\u3059\u3059\u3081\u306a\u8a18\u8ff0\u65b9\u6cd5\u3067\u3059\u3002\u30b3\u30fc\u30c9\u306e\u610f\u5473\u3068\u304b\u8272\u3005\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u4eca\u56de\u306f\u5272\u611b\u3057\u307e\u3059\u3002<\/p>\n<p>\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u4e0b\u8a18\u306e\u8a18\u4e8b\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<br \/>\n<a href=\"http:\/\/creativememomemo.com\/color_code_method\/\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/creativememomemo.com\/color_code_method\/<\/a><\/p>\n<p>\u3069\u3093\u306a\u8272\u304c\u6307\u5b9a\u3067\u304d\u308b\u304b\u306f\u3001\u3053\u306e\u5f8c\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u306d\u3002<br \/>\n<a href=\"#color_point\">\u2193\u8272\u898b\u672c\u30b5\u30a4\u30c8\u306e\u89e3\u8aac\u3078<\/a><\/p>\n<h3>RGB<\/h3>\n<p>\u307f\u306a\u3055\u3093\u3001\u5149\u306e\u4e09\u539f\u8272\u306f\u3054\u5b58\u77e5\u3067\u3059\u304b\uff1f\u8d64\u3068\u7dd1\u3068\u9752\u3092\u6df7\u305c\u3066\u8272\u3092\u4f5c\u308b\u3001\u5168\u90e8\u6df7\u305c\u308b\u3068\u767d\u306b\u306a\u308b\u3068\u3044\u3046\u30a2\u30ec\u3067\u3059\u3002<\/p>\n<div style=\"text-align: center; padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57472\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_1066198517.jpg\" alt=\"shutterstock_1066198517\" width=\"700\" height=\"700\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_1066198517.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_1066198517-150x150.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_1066198517-300x300.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_1066198517-640x640.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>RGB\u306f\u3001\u3053\u306e\u5149\u306e\u4e09\u539f\u8272\u3092\u4f7f\u3063\u305f\u6307\u5b9a\u65b9\u6cd5\u3067\u3059\u3002\u8d64\uff08Red\uff09\u3001\u7dd1\uff08Green\uff09\u3001\u9752\uff08Blue\uff09\u306e\u982d\u6587\u5b57\u3092\u3068\u3063\u3066\u3001RGB\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><b>rgb(\u8d64\u306e\u6570\u5024 \u7dd1\u306e\u6570\u5024 \u9752\u306e\u6570\u5024)<\/b><\/li>\n<\/ul>\n<\/div>\n<p>\u305d\u308c\u305e\u308c\u306e\u6570\u5024\u306f0\u301c225\u3067\u8868\u3055\u308c\u3001\u6570\u5024\u306e\u30d0\u30e9\u30f3\u30b9\u3067\u8272\u3092\u6c7a\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u7d75\u306e\u5177\u3067\u8272\u3092\u6df7\u305c\u308b\u6bd4\u7387\u307f\u305f\u3044\u306a\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u306d\u30020\u306a\u3089\u305d\u306e\u8272\u306f\u6df7\u3056\u3063\u3066\u306a\u3044\u3057\u3001225\u306a\u3089\u3070\u3081\u3063\u3061\u3083\u3044\u3063\u3071\u3044\u5165\u3063\u3066\u308b\u3068\u3044\u3046\u611f\u3058\u3067\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57432\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg3.jpg\" alt=\"color_bg3\" width=\"700\" height=\"390\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg3.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg3-150x84.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg3-300x167.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg3-640x357.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    background-color: rgb(228, 224, 137);   \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n\n.bg_test2 {\n    background-color: rgb(255, 152, 0);     \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n\n<\/pre>\n<p>\u6570\u5024\u3092\u898b\u308c\u3070\u3069\u306e\u8272\u304c\u5f37\u3044\u306e\u304b\u308f\u304b\u308b\u306e\u3067\u3001\u306a\u3093\u3068\u306a\u304f\u8272\u306e\u30a4\u30e1\u30fc\u30b8\u304c\u3064\u304d\u3084\u3059\u3044\u8a18\u8ff0\u3067\u3059\u306d\u3002\u304b\u3064\u3001\u30d6\u30e9\u30a6\u30b6\u9593\u3067\u8272\u306e\u9055\u3044\u304c\u51fa\u305f\u308a\u3082\u3057\u306a\u3044\u306e\u3067\u3001\u5272\u3068\u5b89\u5b9a\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u3069\u3093\u306a\u8272\u304c\u6307\u5b9a\u3067\u304d\u308b\u304b\u306f\u3001\u8a18\u4e8b\u306e\u5f8c\u534a\u3092\u30c1\u30a7\u30c3\u30af\uff01<br \/>\n<a href=\"#color_point\">\u2193\u8272\u898b\u672c\u30b5\u30a4\u30c8\u306e\u89e3\u8aac\u3078<\/a><\/p>\n<h3>RGBA<\/h3>\n<p>RGB\u306balpha\uff08\u900f\u660e\u5ea6\uff09\u3068\u3044\u3046\u8981\u7d20\u304c\u8ffd\u52a0\u3055\u308c\u305f\u3082\u306e\u304c\u3001RGBA\u3067\u3059\u3002\u8272\u3092\u900f\u904e\u3057\u3066\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><b>rgba(\u8d64\u306e\u6570\u5024 \u7dd1\u306e\u6570\u5024 \u9752\u306e\u6570\u5024 \u900f\u660e\u5ea6)<\/b><\/li>\n<\/ul>\n<\/div>\n<p>\u8d64\u3001\u7dd1\u3001\u9752\u306e\u6570\u5024\u306b\u3064\u3044\u3066\u306fRGB\u3068\u5168\u304f\u4e00\u7dd2\u3067\u3059\u3002\u900f\u660e\u5ea6\u306f0.0\u301c1.0\u306e\u9593\u3067\u6307\u5b9a\u3057\u307e\u3059\u30020.0\u304c\u900f\u904e\u5ea60%\uff08\u7121\u8272\u900f\u660e\uff09\u30011.0\u304c\u900f\u904e\u5ea6100\uff05\uff08\u900f\u904e\u304c\u306a\u304f\u8272\u304c\u3042\u308b\uff09\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u306a\u306e\u3067\u3001\u900f\u904e\u5ea670%\u306860%\u3067\u6307\u5b9a\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57433\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg4.jpg\" alt=\"color_bg4\" width=\"700\" height=\"391\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg4.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg4-150x84.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg4-300x168.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg4-640x357.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    background-color: rgba(63, 81, 181, 0.7);   \/* \u80cc\u666f\u8272\u6307\u5b9a\uff08\u900f\u904e\u5ea670\uff05\uff09 *\/\n}\n\n.bg_test2 {\n    background-color: rgba(86, 86, 86, 0.6);    \/* \u80cc\u666f\u8272\u6307\u5b9a\uff08\u900f\u904e\u5ea660\uff05\uff09 *\/\n}\n\n<\/pre>\n<p>\u900f\u660e\u5ea6\u3092\u6307\u5b9a\u3067\u304d\u308b\u3068\u3001\u8981\u7d20\u306e\u91cd\u306a\u308a\u306a\u3069\u3067\u8868\u73fe\u306e\u5e45\u3092\u5e83\u3052\u3089\u308c\u307e\u3059\u306d\u3002<\/p>\n<h3>HSL<\/h3>\n<p>\u8272\u3092\u6c7a\u3081\u308b\u8981\u7d20\u306fRGB\u3070\u304b\u308a\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002HSL\u306f\u3001<strong>\u8272\u76f8\uff08hue\uff1a\u57fa\u672c\u8272\uff09\u3001\u5f69\u5ea6\uff08saturation\uff1a\u8272\u306e\u9bae\u3084\u304b\u3055\uff09\u3001\u8f1d\u5ea6\uff08ightness\uff1a\u8272\u306e\u660e\u308b\u3055\uff09<\/strong>\u3067\u8272\u3092\u6c7a\u3081\u3089\u308c\u308b\u8a18\u8ff0\u3067\u3059\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><b>hsl(\u8272\u76f8\u306e\u6570\u5024, \u5f69\u5ea6\u306e\u6570\u5024, \u8f1d\u5ea6\u306e\u6570\u5024)<\/b><\/li>\n<\/ul>\n<\/div>\n<p>\u305d\u308c\u305e\u308c\u306e\u6570\u5024\u306f\u6307\u5b9a\u3067\u304d\u308b\u6700\u5927\u5024\u304c\u3061\u3087\u3063\u3068\u9055\u3046\u306e\u3067\u3001\u4e0b\u8a18\u306e\u8868\u3067\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n\n<table id=\"tablepress-503\" class=\"tablepress tablepress-id-503\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">\u7a2e\u985e<\/th><th class=\"column-2\">\u6307\u5b9a\u3067\u304d\u308b\u6570\u5024<\/th><th class=\"column-3\">\u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">\u8272\u76f8<\/td><td class=\"column-2\">0\uff5e360<\/td><td class=\"column-3\">\u8272\u76f8\u74b0\u306e\u3069\u306e\u4f4d\u7f6e\u306e\u8272\u3092\u4f7f\u3046\u306e\u304b\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">\u5f69\u5ea6<\/td><td class=\"column-2\">0\uff5e100%<\/td><td class=\"column-3\">100%\u3067\u3082\u3063\u3068\u3082\u9bae\u3084\u304b\u30010%\u306b\u8fd1\u3065\u3051\u308b\u307b\u3069\u7070\u8272\u3063\u307d\u304f\u306a\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">\u8f1d\u5ea6<\/td><td class=\"column-2\">0\uff5e100%<\/td><td class=\"column-3\">\u8272\u306e\u660e\u308b\u3055\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br \/>\n100%\u3067\u660e\u308b\u304f\u30010%\u306f\u6697\u304f\u306a\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n<p>\u8272\u76f8\u306e\u5024\u306f\u3001\u4e0b\u306e\u56f3\u306e\u3088\u3046\u306a\u8272\u76f8\u74b0\u3092\u5143\u306b\u8272\u3092\u9078\u3093\u3067\u3044\u307e\u3059\u3002\u89d2\u5ea6\u3092\u6307\u5b9a\u3057\u3066\u3001\u3069\u306e\u89d2\u5ea6\u306e\u8272\u3092\u4f7f\u3046\u306e\u304b\u3092\u6c7a\u3081\u308b\u611f\u3058\u3067\u3059\u3002<\/p>\n<div style=\"text-align: center; padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57471\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_36158422.jpg\" alt=\"shutterstock_36158422\" width=\"500\" height=\"500\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_36158422.jpg 500w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_36158422-150x150.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/shutterstock_36158422-300x300.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/div>\n<p>\u4f8b\u3048\u3070\u3001\u8272\u76f8\u306e\u5024\u3092\uff14\uff15\u306b\u3059\u308b\u3068\u3001\uff14\uff15\u5ea6\u306e\u4f4d\u7f6e\u306b\u3042\u308b\u7dd1\u8272\u304c\u6307\u5b9a\u3055\u308c\u307e\u3059\u3002\u5b9f\u969b\u306b\u4f7f\u3063\u3066\u307f\u308b\u3068\u3053\u3093\u306a\u611f\u3058\u3067\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57434\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg5.jpg\" alt=\"color_bg5\" width=\"700\" height=\"391\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg5.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg5-150x84.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg5-300x168.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg5-640x357.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    background-color: hsl(4, 83%, 55%);   \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n\n.bg_test2 {\n    background-color: hsl(31, 93%, 57%);     \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n<\/pre>\n<p>\u8272\u76f8\u74b0\u304c\u308f\u304b\u308c\u3070\u3001\u304b\u306a\u308a\u611f\u899a\u7684\u306b\u8272\u3092\u30c1\u30e7\u30a4\u30b9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u6307\u5b9a\u65b9\u6cd5\u3067\u3059\u3002\u9006\u306b\u8272\u76f8\u74b0\u304c\u308f\u304b\u3089\u306a\u3044\u3068\u6271\u3044\u304c\u96e3\u3057\u3044\u65b9\u6cd5\u3067\u3082\u3042\u308a\u307e\u3059\u3002HSL\u306b\u3064\u3044\u3066\u306f\u3001\u4e0b\u8a18\u306e\u8a18\u4e8b\u304c\u3068\u3066\u3082\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u304f\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n<a href=\"https:\/\/qiita.com\/anchoor\/items\/5edd2a67340770a8ca44\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/qiita.com\/anchoor\/items\/5edd2a67340770a8ca44<\/a><\/p>\n<h3>HSLa<\/h3>\n<p>HSL\u306b\u900f\u660e\u5ea6\uff08alpha\uff09\u306e\u5024\u3092\u52a0\u3048\u305f\u3082\u306e\u3067\u3059\u3002\u8003\u3048\u65b9\u306fRGBA\u3068\u307b\u307c\u540c\u3058\u3067\u3059\u306d\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><b>hlsa(\u8272\u76f8\u306e\u6570\u5024, \u5f69\u5ea6\u306e\u6570\u5024, \u8f1d\u5ea6\u306e\u6570\u5024,\u900f\u660e\u5ea6)<\/b><\/li>\n<\/ul>\n<\/div>\n<p>\u6307\u5b9a\u3082\u3001HSL\u306e\u5f8c\u308d\u306b\u900f\u660e\u5ea6\u306e\u5024\u3092\u5165\u308c\u308b\u3060\u3051\u3067\u3059\u3002RGBA\u3068\u540c\u3058\u304f\u30010.0\u3067\u7121\u8272\u900f\u660e\u30011.0\u3067\u4e0d\u900f\u660e\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57435\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg6.jpg\" alt=\"color_bg6\" width=\"700\" height=\"391\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg6.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg6-150x84.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg6-300x168.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg6-640x357.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    background-color: hsla(99, 83%, 55%, 0.7);   \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n\n.bg_test2 {\n    background-color: hsla(4, 90%, 58%, 0.6);     \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n<\/pre>\n<h2>\u7121\u8272\u900f\u660e\u3092\u6307\u5b9a\u3059\u308b<\/h2>\n<p><div class=\"box_voice\">\u5143\u306b\u3057\u3066\u3044\u308b\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306a\u3069\u306eCSS\u3092\u6253\u3061\u6d88\u3057\u305f\u3044\u2026<\/div><\/p>\n<p>\u306a\u3093\u3066\u6642\u3001\u7121\u8272\u900f\u660e\u3092\u6307\u5b9a\u3057\u305f\u3044\u5834\u9762\u304c\u51fa\u3066\u304d\u305f\u308a\u3057\u307e\u3059\u306d\u3002\u7121\u8272\u900f\u660e\u306f\u30ab\u30e9\u30fc\u30cd\u30fc\u30e0\u3001RGBA\u3001HSLA\u3067\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">\u30bb\u30ec\u30af\u30bf {\n    \u30ab\u30e9\u30fc\u30cd\u30fc\u30e0\u3067\u6307\u5b9a\n    background-color:transparent;\n\n    RGBA\u3067\u6307\u5b9a\n    background-color:(0, 0, 0, 0.0);\n\n    HSLA\u3067\u6307\u5b9a\n    background-color:(0, 0%, 0%, 0.0);\n}\n<\/pre>\n<p>\u30ab\u30e9\u30fc\u30cd\u30fc\u30e0\u306e\u5834\u5408\u306f\u3001\u7121\u8272\u900f\u660e\u3092\u8868\u3059transparent\u3092\u6307\u5b9a\u3057\u3066\u3042\u3052\u308b\u3060\u3051\u3067\u3059\u3002RGBA\u3001HSLA\u306f\u3001\u900f\u660e\u5ea6\u30920%\u306b\u3057\u3066\u3057\u307e\u3048\u3070\u7121\u8272\u900f\u660e\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57429\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg_transparent1.jpg\" alt=\"color_bg_transparent1\" width=\"700\" height=\"394\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg_transparent1.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg_transparent1-150x84.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg_transparent1-300x169.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/color_bg_transparent1-640x360.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>HTML<\/p>\n<pre class=\"decode:true \">&lt;div class=\"bg_test\"&gt;\n    \u80cc\u666f\u8272\u3092\u6307\u5b9a\u3057\u307e\u3059\n    &lt;div class=\"bg_test2\"&gt;\n        \u5b50\u8981\u7d20\u306b\u3082\u5225\u3067\u6307\u5b9a\u3067\u304d\u307e\u3059\n    &lt;\/div&gt;\n&lt;\/div&gt;\n<\/pre>\n<p>CSS<\/p>\n<pre class=\"lang:css decode:true \">.bg_test {\n    height: 250px;                  \/* \u9ad8\u3055\u6307\u5b9a *\/\n    padding:  20px;                 \/* \u4f59\u767d\u6307\u5b9a *\/\n    font-size: 20px;                \/* \u6587\u5b57\u30b5\u30a4\u30ba\u6307\u5b9a *\/\n    background-color: powderblue;   \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n}\n\n.bg_test2 {\n    height: 200px;                  \/* \u9ad8\u3055\u6307\u5b9a *\/\n    width:  200px;                  \/* \u5e45\u6307\u5b9a *\/\n    font-size:  14px;               \/* \u6587\u5b57\u30b5\u30a4\u30ba\u6307\u5b9a *\/\n    background-color: transparent;  \/* \u80cc\u666f\u8272\u6307\u5b9a *\/\n    padding:  20px;                 \/* \u4f59\u767d\u6307\u5b9a *\/\n    float:  right;                  \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n    position:  relative;            \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n    top: 110px;                     \/* \u4f4d\u7f6e\u6307\u5b9a *\/\n    border: solid 2px blue;         \/* \u67a0\u7dda\u6307\u5b9a *\/\n}\n<\/pre>\n<h2 id=\"color_point\">\u8272\u9078\u3073\u4fbf\u5229\u30c4\u30fc\u30eb\u7d39\u4ecb<\/h2>\n<p><div class=\"box_voice\">\u8272\u306e\u6307\u5b9a\u65b9\u6cd5\u306f\u308f\u304b\u3063\u305f\u3051\u308c\u3069\u3001\u8272\u9078\u3073\u306b\u56f0\u3063\u3066\u3044\u308b\u2026<\/div><\/p>\n<p>\u305d\u3093\u306a\u65b9\u306e\u305f\u3081\u306b\u3001\u6700\u5f8c\u306b\u8272\u9078\u3073\u304c\u697d\u3057\u304f\u306a\u308b\u30b5\u30a4\u30c8\u306a\u3069\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n<h3>\u8272\u898b\u672c\u30b5\u30a4\u30c8\u3092\u4f7f\u304a\u3046<\/h3>\n<p><div class=\"box_voice\">\u4f55\u8272\u306b\u3059\u308b\u304b\u60a9\u3093\u3067\u3044\u308b\u2026<br \/>\n\u8272\u306e\u7a2e\u985e\u3092\u3068\u306b\u304b\u304f\u77e5\u308a\u305f\u3044\uff01<\/div><\/p>\n<p>\u305d\u3093\u306a\u65b9\u306f\u3001<strong>\u8272\u898b\u672c\u30b5\u30a4\u30c8\u3092\u53c2\u7167\u3057\u3066\u307f\u307e\u3057\u3087\u3046<\/strong>\u3002\u8272\u3005\u306a\u30b5\u30a4\u30c8\u304c\u3001\u30ab\u30e9\u30fc\u30cd\u30fc\u30e0\u3084\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u3068\u4e00\u7dd2\u306b\u8272\u3092\u7d39\u4ecb\u3057\u3066\u304f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u539f\u8272\u5927\u8f9e\u5178<br \/>\n<a href=\"https:\/\/www.colordic.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.colordic.org\/<\/a><\/p>\n<p>\u8272\u898b\u672c\u3068\u914d\u8272\u30b5\u30a4\u30c8 &#8211; color-sample.com<br \/>\n<a href=\"https:\/\/www.color-sample.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.color-sample.com\/<\/a><\/p>\n<p>WEB\u30ab\u30e9\u30fc\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<br \/>\n<a href=\"http:\/\/www.htmq.com\/color\/colorname.shtml\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/www.htmq.com\/color\/colorname.shtml<\/a><\/p>\n<h3>Google Chrome\u3092\u6d3b\u7528\u3057\u3088\u3046<\/h3>\n<p>Google Chrome\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u306f\u3054\u5b58\u77e5\u3067\u3059\u304b\uff1fCSS\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u304b\u3067\u8272\u3005\u78ba\u8a8d\u3084\u4f5c\u696d\u304c\u3067\u304d\u3066\u4fbf\u5229\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57426\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site1.jpg\" alt=\"bg_site1\" width=\"700\" height=\"333\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site1.jpg 700w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site1-150x71.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site1-300x143.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site1-640x304.jpg 640w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/div>\n<p>\u3053\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3001<strong>\u8272\u3092\u9078\u5b9a\u3059\u308b\u6a5f\u80fd\u3082\u5099\u308f\u3063\u3066\u3044\u307e\u3059<\/strong>\u3002\u9069\u5f53\u306a\u8272\u3092\u6307\u5b9a\u3057\u3066\u3001\u3061\u3063\u3061\u3083\u3044\u56db\u89d2\u306e\u90e8\u5206\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u2026<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57427\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site2.jpg\" alt=\"bg_site2\" width=\"472\" height=\"395\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site2.jpg 472w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site2-150x126.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site2-300x251.jpg 300w\" sizes=\"(max-width: 472px) 100vw, 472px\" \/><\/div>\n<p>\u8272\u3092\u6307\u5b9a\u3059\u308b\u30dc\u30c3\u30af\u30b9\u304c\u51fa\u3066\u304d\u307e\u3059\u3002\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u8272\u6307\u5b9a\u65b9\u6cd5\u306f\u3001\u3060\u3044\u305f\u3044\u3053\u3053\u3067\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3061\u3083\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u753b\u9762\u306b\u30ab\u30fc\u30bd\u30eb\u3092\u52d5\u304b\u3059\u3068\u2026<\/p>\n<div style=\"padding: 10px; margin-bottom: 20px; border: 3px solid #585858;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-57428\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site3.jpg\" alt=\"bg_site3\" width=\"702\" height=\"361\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site3.jpg 702w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site3-150x77.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site3-300x154.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2018\/06\/bg_site3-640x329.jpg 640w\" sizes=\"(max-width: 702px) 100vw, 702px\" \/><\/div>\n<p>\u753b\u9762\u304b\u3089\u8272\u3092\u53d6\u5f97\u3067\u304d\u3061\u3083\u3046\u306e\u3067\u3059\uff01\u3053\u308c\u3067\u5b9f\u969b\u306e\u753b\u9762\u3067\u8a66\u3057\u305f\u308a\u8abf\u6574\u3057\u306a\u304c\u3089\u3001\u8272\u3092\u9078\u3076\u306e\u3082\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9\u3092\u3082\u3063\u3068\u77e5\u308a\u305f\u3044\uff01\u3068\u3044\u3046\u65b9\u306f\u3001\u4e0b\u8a18\u306e\u8a18\u4e8b\u3092\u3069\u3046\u305e\u3002<br \/>\n<a href=\"https:\/\/www.buildinsider.net\/web\/chromedevtools\/01\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.buildinsider.net\/web\/chromedevtools\/01<\/a><\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u3044\u304b\u304c\u3067\u3057\u305f\u304b\uff1f<strong>\u30b5\u30a4\u30c8\u304c\u30ab\u30e9\u30d5\u30eb\u306b\u306a\u308b\u3068\u3001\u3061\u3087\u3063\u3068\u3046\u304d\u3046\u304d\u3057\u305f\u6c17\u5206<\/strong>\u306b\u306a\u308a\u307e\u3059\u306d\u3002\u8272\u306e\u6307\u5b9a\u306f\u305d\u3093\u306a\u306b\u96e3\u3057\u3044\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3080\u3057\u308d\u8272\u9078\u3073\u306e\u65b9\u304c\u5927\u5909\u306a\u3053\u3068\u304c\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u3093\u306a\u6642\u306f\u3053\u306e\u8a18\u4e8b\u3092\u601d\u3044\u51fa\u3057\u3066\u3001\u8272\u898b\u672c\u30b5\u30a4\u30c8\u306a\u3069\u3092\u6d3b\u7528\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u306d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01 \u30e9\u30a4\u30bf\u30fc\u306e\u30ca\u30ca\u30df\u3067\u3059\u3002 WEB\u30b5\u30a4\u30c8\u3092\u4f5c\u308b\u4e0a\u3067\u3001\u8272\u3064\u3051\u3063\u3066\u6b20\u304b\u305b\u306a\u3044\u3067\u3059\u3088\u306d\u3002\u6587\u5b57\u306e\u8272\u3001\u80cc\u666f\u8272\u3001\u67a0\u7dda\u2026\u8272\u3092\u3064\u3051\u308b\u8981\u7d20\u306f\u69d8\u3005\u3042\u308a\u307e\u3059\u3002 \u3067\u3082\u8272\u306e\u3064\u3051\u65b9\u304c\u308f\u304b\u3089\u306a\u3044\u2026 \u3069\u306e\u8272\u304c\u3044\u3044\u306e\u304b\u308f\u304b\u3089\u306a\u3044\u2026 \u305d\u3093\u306a\u65b9\u306e\u305f [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":71632,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"swell_btn_cv_data":"","footnotes":""},"categories":[2338],"tags":[],"class_list":["post-57425","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-css-study"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>CSS\u3067\u8981\u7d20\u3084\u6587\u5b57\u306b\u8272\u3092\u3064\u3051\u308b\u65b9\u6cd5\u5168\u90e8\u307e\u3068\u3081 | \u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0<\/title>\n<meta name=\"description\" content=\"\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300c CSS\u3067\u8981\u7d20\u3084\u6587\u5b57\u306b\u8272\u3092\u3064\u3051\u308b\u65b9\u6cd5\u5168\u90e8\u307e\u3068\u3081 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