Color Names

{
  "description" : "This code system represents the named RGB colors found in the [CSS Color Module Level 4 specification](https://www.w3.org/TR/css-color-4/). The names are not case sensitive and different cases are encountered in common use (e.g. AliceBlue vs aliceblue).",
  "date" : "2026-06-14T13:20:26-06:00",
  "publisher" : "World Wide Web Consortium (W3C)",
  "content" : "complete",
  "property" : [ {
    "description" : "The RGB color that matches the named color (as defined in the CSS Color Module Level 4 specification)",
    "type" : "string",
    "code" : "rgb"
  } ],
  "name" : "ColorNames",
  "copyright" : "By obtaining and/or copying this work, you (the licensee) agree that you have read, understood, and will comply with the following terms and conditions.\r\n\r\nPermission to copy, modify, and distribute this work, with or without modification, for any purpose and without fee or royalty is hereby granted, provided that you include the following on ALL copies of the work or portions thereof, including modifications:\r\n\r\n* The full text of this NOTICE in a location viewable to users of the redistributed or derivative work.\r\n* Any pre-existing intellectual property disclaimers, notices, or terms and conditions. If none exist, the [W3C software and document short notice](https://www.w3.org/Consortium/Legal/2023/copyright-software-short-notice.html) should be included.\r\n* Notice of any changes or modifications, through a copyright statement on the new code or document such as \"This software or document includes material copied from or derived from [title and URI of the W3C document]. Copyright © [$year-of-document] [World Wide Web Consortium](https://www.w3.org/). [https://www.w3.org/copyright/software-license-2023/](https://www.w3.org/copyright/software-license-2023/)\"",
  "experimental" : false,
  "resourceType" : "CodeSystem",
  "title" : "Color Names",
  "extension" : [ {
    "extension" : [ {
      "valueString" : "concept",
      "url" : "path"
    }, {
      "url" : "count",
      "valueInteger" : 148
    } ],
    "url" : "http://health-samurai.io/extensions/excised-data"
  }, {
    "url" : "http://health-samurai.io/extensions/source",
    "valueCode" : "db"
  } ],
  "status" : "active",
  "id" : "cb8d65da-a3a7-4f04-bea4-c9b49a7e522a",
  "url" : "http://terminology.hl7.org/CodeSystem/color-names",
  "identifier" : [ {
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.4.642.4.2120"
  } ],
  "caseSensitive" : false,
  "version" : "20260630",
  "contact" : [ {
    "telecom" : [ {
      "system" : "url",
      "value" : "https://www.w3.org/"
    } ]
  } ],
  "text" : {
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem color-names</b></p><a name=\"color-names\"> </a><a name=\"hccolor-names\"> </a><p><b>Properties</b></p><p><b>This code system defines the following properties for its concepts</b></p><table class=\"grid\"><tr><td><b>Name</b></td><td><b>Code</b></td><td><b>Type</b></td><td><b>Description</b></td></tr><tr><td>rgb</td><td>rgb</td><td>string</td><td>The RGB color that matches the named color (as defined in the CSS Color Module Level 4 specification)</td></tr></table><p><b>Concepts</b></p><p>This case-insensitive code system <code>http://terminology.hl7.org/CodeSystem/color-names</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>rgb</b></td></tr><tr><td style=\"white-space:nowrap\">aliceblue<a name=\"color-names-aliceblue\"> </a></td><td>#F0F8FF</td></tr><tr><td style=\"white-space:nowrap\">antiquewhite<a name=\"color-names-antiquewhite\"> </a></td><td>#FAEBD7</td></tr><tr><td style=\"white-space:nowrap\">aqua<a name=\"color-names-aqua\"> </a></td><td>#00FFFF</td></tr><tr><td style=\"white-space:nowrap\">aquamarine<a name=\"color-names-aquamarine\"> </a></td><td>#7FFFD4</td></tr><tr><td style=\"white-space:nowrap\">azure<a name=\"color-names-azure\"> </a></td><td>#F0FFFF</td></tr><tr><td style=\"white-space:nowrap\">beige<a name=\"color-names-beige\"> </a></td><td>#F5F5DC</td></tr><tr><td style=\"white-space:nowrap\">bisque<a name=\"color-names-bisque\"> </a></td><td>#FFE4C4</td></tr><tr><td style=\"white-space:nowrap\">black<a name=\"color-names-black\"> </a></td><td>#000000</td></tr><tr><td style=\"white-space:nowrap\">blanchedalmond<a name=\"color-names-blanchedalmond\"> </a></td><td>#FFEBCD</td></tr><tr><td style=\"white-space:nowrap\">blue<a name=\"color-names-blue\"> </a></td><td>#0000FF</td></tr><tr><td style=\"white-space:nowrap\">blueviolet<a name=\"color-names-blueviolet\"> </a></td><td>#8A2BE2</td></tr><tr><td style=\"white-space:nowrap\">brown<a name=\"color-names-brown\"> </a></td><td>#A52A2A</td></tr><tr><td style=\"white-space:nowrap\">burlywood<a name=\"color-names-burlywood\"> </a></td><td>#DEB887</td></tr><tr><td style=\"white-space:nowrap\">cadetblue<a name=\"color-names-cadetblue\"> </a></td><td>#5F9EA0</td></tr><tr><td style=\"white-space:nowrap\">chartreuse<a name=\"color-names-chartreuse\"> </a></td><td>#7FFF00</td></tr><tr><td style=\"white-space:nowrap\">chocolate<a name=\"color-names-chocolate\"> </a></td><td>#D2691E</td></tr><tr><td style=\"white-space:nowrap\">coral<a name=\"color-names-coral\"> </a></td><td>#FF7F50</td></tr><tr><td style=\"white-space:nowrap\">cornflowerblue<a name=\"color-names-cornflowerblue\"> </a></td><td>#6495ED</td></tr><tr><td style=\"white-space:nowrap\">cornsilk<a name=\"color-names-cornsilk\"> </a></td><td>#FFF8DC</td></tr><tr><td style=\"white-space:nowrap\">crimson<a name=\"color-names-crimson\"> </a></td><td>#DC143C</td></tr><tr><td style=\"white-space:nowrap\">cyan<a name=\"color-names-cyan\"> </a></td><td>#00FFFF</td></tr><tr><td style=\"white-space:nowrap\">darkblue<a name=\"color-names-darkblue\"> </a></td><td>#00008B</td></tr><tr><td style=\"white-space:nowrap\">darkcyan<a name=\"color-names-darkcyan\"> </a></td><td>#008B8B</td></tr><tr><td style=\"white-space:nowrap\">darkgoldenrod<a name=\"color-names-darkgoldenrod\"> </a></td><td>#B8860B</td></tr><tr><td style=\"white-space:nowrap\">darkgray<a name=\"color-names-darkgray\"> </a></td><td>#A9A9A9</td></tr><tr><td style=\"white-space:nowrap\">darkgreen<a name=\"color-names-darkgreen\"> </a></td><td>#006400</td></tr><tr><td style=\"white-space:nowrap\">darkgrey<a name=\"color-names-darkgrey\"> </a></td><td>#A9A9A9</td></tr><tr><td style=\"white-space:nowrap\">darkkhaki<a name=\"color-names-darkkhaki\"> </a></td><td>#BDB76B</td></tr><tr><td style=\"white-space:nowrap\">darkmagenta<a name=\"color-names-darkmagenta\"> </a></td><td>#8B008B</td></tr><tr><td style=\"white-space:nowrap\">darkolivegreen<a name=\"color-names-darkolivegreen\"> </a></td><td>#556B2F</td></tr><tr><td style=\"white-space:nowrap\">darkorange<a name=\"color-names-darkorange\"> </a></td><td>#FF8C00</td></tr><tr><td style=\"white-space:nowrap\">darkorchid<a name=\"color-names-darkorchid\"> </a></td><td>#9932CC</td></tr><tr><td style=\"white-space:nowrap\">darkred<a name=\"color-names-darkred\"> </a></td><td>#8B0000</td></tr><tr><td style=\"white-space:nowrap\">darksalmon<a name=\"color-names-darksalmon\"> </a></td><td>#E9967A</td></tr><tr><td style=\"white-space:nowrap\">darkseagreen<a name=\"color-names-darkseagreen\"> </a></td><td>#8FBC8F</td></tr><tr><td style=\"white-space:nowrap\">darkslateblue<a name=\"color-names-darkslateblue\"> </a></td><td>#483D8B</td></tr><tr><td style=\"white-space:nowrap\">darkslategray<a name=\"color-names-darkslategray\"> </a></td><td>#2F4F4F</td></tr><tr><td style=\"white-space:nowrap\">darkslategrey<a name=\"color-names-darkslategrey\"> </a></td><td>#2F4F4F</td></tr><tr><td style=\"white-space:nowrap\">darkturquoise<a name=\"color-names-darkturquoise\"> </a></td><td>#00CED1</td></tr><tr><td style=\"white-space:nowrap\">darkviolet<a name=\"color-names-darkviolet\"> </a></td><td>#9400D3</td></tr><tr><td style=\"white-space:nowrap\">deeppink<a name=\"color-names-deeppink\"> </a></td><td>#FF1493</td></tr><tr><td style=\"white-space:nowrap\">deepskyblue<a name=\"color-names-deepskyblue\"> </a></td><td>#00BFFF</td></tr><tr><td style=\"white-space:nowrap\">dimgray<a name=\"color-names-dimgray\"> </a></td><td>#696969</td></tr><tr><td style=\"white-space:nowrap\">dimgrey<a name=\"color-names-dimgrey\"> </a></td><td>#696969</td></tr><tr><td style=\"white-space:nowrap\">dodgerblue<a name=\"color-names-dodgerblue\"> </a></td><td>#1E90FF</td></tr><tr><td style=\"white-space:nowrap\">firebrick<a name=\"color-names-firebrick\"> </a></td><td>#B22222</td></tr><tr><td style=\"white-space:nowrap\">floralwhite<a name=\"color-names-floralwhite\"> </a></td><td>#FFFAF0</td></tr><tr><td style=\"white-space:nowrap\">forestgreen<a name=\"color-names-forestgreen\"> </a></td><td>#228B22</td></tr><tr><td style=\"white-space:nowrap\">fuchsia<a name=\"color-names-fuchsia\"> </a></td><td>#FF00FF</td></tr><tr><td style=\"white-space:nowrap\">gainsboro<a name=\"color-names-gainsboro\"> </a></td><td>#DCDCDC</td></tr><tr><td style=\"white-space:nowrap\">ghostwhite<a name=\"color-names-ghostwhite\"> </a></td><td>#F8F8FF</td></tr><tr><td style=\"white-space:nowrap\">gold<a name=\"color-names-gold\"> </a></td><td>#FFD700</td></tr><tr><td style=\"white-space:nowrap\">goldenrod<a name=\"color-names-goldenrod\"> </a></td><td>#DAA520</td></tr><tr><td style=\"white-space:nowrap\">gray<a name=\"color-names-gray\"> </a></td><td>#808080</td></tr><tr><td style=\"white-space:nowrap\">green<a name=\"color-names-green\"> </a></td><td>#008000</td></tr><tr><td style=\"white-space:nowrap\">greenyellow<a name=\"color-names-greenyellow\"> </a></td><td>#ADFF2F</td></tr><tr><td style=\"white-space:nowrap\">grey<a name=\"color-names-grey\"> </a></td><td>#808080</td></tr><tr><td style=\"white-space:nowrap\">honeydew<a name=\"color-names-honeydew\"> </a></td><td>#F0FFF0</td></tr><tr><td style=\"white-space:nowrap\">hotpink<a name=\"color-names-hotpink\"> </a></td><td>#FF69B4</td></tr><tr><td style=\"white-space:nowrap\">indianred<a name=\"color-names-indianred\"> </a></td><td>#CD5C5C</td></tr><tr><td style=\"white-space:nowrap\">indigo<a name=\"color-names-indigo\"> </a></td><td>#4B0082</td></tr><tr><td style=\"white-space:nowrap\">ivory<a name=\"color-names-ivory\"> </a></td><td>#FFFFF0</td></tr><tr><td style=\"white-space:nowrap\">khaki<a name=\"color-names-khaki\"> </a></td><td>#F0E68C</td></tr><tr><td style=\"white-space:nowrap\">lavender<a name=\"color-names-lavender\"> </a></td><td>#E6E6FA</td></tr><tr><td style=\"white-space:nowrap\">lavenderblush<a name=\"color-names-lavenderblush\"> </a></td><td>#FFF0F5</td></tr><tr><td style=\"white-space:nowrap\">lawngreen<a name=\"color-names-lawngreen\"> </a></td><td>#7CFC00</td></tr><tr><td style=\"white-space:nowrap\">lemonchiffon<a name=\"color-names-lemonchiffon\"> </a></td><td>#FFFACD</td></tr><tr><td style=\"white-space:nowrap\">lightblue<a name=\"color-names-lightblue\"> </a></td><td>#ADD8E6</td></tr><tr><td style=\"white-space:nowrap\">lightcoral<a name=\"color-names-lightcoral\"> </a></td><td>#F08080</td></tr><tr><td style=\"white-space:nowrap\">lightcyan<a name=\"color-names-lightcyan\"> </a></td><td>#E0FFFF</td></tr><tr><td style=\"white-space:nowrap\">lightgoldenrodyellow<a name=\"color-names-lightgoldenrodyellow\"> </a></td><td>#FAFAD2</td></tr><tr><td style=\"white-space:nowrap\">lightgray<a name=\"color-names-lightgray\"> </a></td><td>#D3D3D3</td></tr><tr><td style=\"white-space:nowrap\">lightgreen<a name=\"color-names-lightgreen\"> </a></td><td>#90EE90</td></tr><tr><td style=\"white-space:nowrap\">lightgrey<a name=\"color-names-lightgrey\"> </a></td><td>#D3D3D3</td></tr><tr><td style=\"white-space:nowrap\">lightpink<a name=\"color-names-lightpink\"> </a></td><td>#FFB6C1</td></tr><tr><td style=\"white-space:nowrap\">lightsalmon<a name=\"color-names-lightsalmon\"> </a></td><td>#FFA07A</td></tr><tr><td style=\"white-space:nowrap\">lightseagreen<a name=\"color-names-lightseagreen\"> </a></td><td>#20B2AA</td></tr><tr><td style=\"white-space:nowrap\">lightskyblue<a name=\"color-names-lightskyblue\"> </a></td><td>#87CEFA</td></tr><tr><td style=\"white-space:nowrap\">lightslategray<a name=\"color-names-lightslategray\"> </a></td><td>#778899</td></tr><tr><td style=\"white-space:nowrap\">lightslategrey<a name=\"color-names-lightslategrey\"> </a></td><td>#778899</td></tr><tr><td style=\"white-space:nowrap\">lightsteelblue<a name=\"color-names-lightsteelblue\"> </a></td><td>#B0C4DE</td></tr><tr><td style=\"white-space:nowrap\">lightyellow<a name=\"color-names-lightyellow\"> </a></td><td>#FFFFE0</td></tr><tr><td style=\"white-space:nowrap\">lime<a name=\"color-names-lime\"> </a></td><td>#00FF00</td></tr><tr><td style=\"white-space:nowrap\">limegreen<a name=\"color-names-limegreen\"> </a></td><td>#32CD32</td></tr><tr><td style=\"white-space:nowrap\">linen<a name=\"color-names-linen\"> </a></td><td>#FAF0E6</td></tr><tr><td style=\"white-space:nowrap\">magenta<a name=\"color-names-magenta\"> </a></td><td>#FF00FF</td></tr><tr><td style=\"white-space:nowrap\">maroon<a name=\"color-names-maroon\"> </a></td><td>#800000</td></tr><tr><td style=\"white-space:nowrap\">mediumaquamarine<a name=\"color-names-mediumaquamarine\"> </a></td><td>#66CDAA</td></tr><tr><td style=\"white-space:nowrap\">mediumblue<a name=\"color-names-mediumblue\"> </a></td><td>#0000CD</td></tr><tr><td style=\"white-space:nowrap\">mediumorchid<a name=\"color-names-mediumorchid\"> </a></td><td>#BA55D3</td></tr><tr><td style=\"white-space:nowrap\">mediumpurple<a name=\"color-names-mediumpurple\"> </a></td><td>#9370DB</td></tr><tr><td style=\"white-space:nowrap\">mediumseagreen<a name=\"color-names-mediumseagreen\"> </a></td><td>#3CB371</td></tr><tr><td style=\"white-space:nowrap\">mediumslateblue<a name=\"color-names-mediumslateblue\"> </a></td><td>#7B68EE</td></tr><tr><td style=\"white-space:nowrap\">mediumspringgreen<a name=\"color-names-mediumspringgreen\"> </a></td><td>#00FA9A</td></tr><tr><td style=\"white-space:nowrap\">mediumturquoise<a name=\"color-names-mediumturquoise\"> </a></td><td>#48D1CC</td></tr><tr><td style=\"white-space:nowrap\">mediumvioletred<a name=\"color-names-mediumvioletred\"> </a></td><td>#C71585</td></tr><tr><td style=\"white-space:nowrap\">midnightblue<a name=\"color-names-midnightblue\"> </a></td><td>#191970</td></tr><tr><td style=\"white-space:nowrap\">mintcream<a name=\"color-names-mintcream\"> </a></td><td>#F5FFFA</td></tr><tr><td style=\"white-space:nowrap\">mistyrose<a name=\"color-names-mistyrose\"> </a></td><td>#FFE4E1</td></tr><tr><td style=\"white-space:nowrap\">moccasin<a name=\"color-names-moccasin\"> </a></td><td>#FFE4B5</td></tr><tr><td style=\"white-space:nowrap\">navajowhite<a name=\"color-names-navajowhite\"> </a></td><td>#FFDEAD</td></tr><tr><td style=\"white-space:nowrap\">navy<a name=\"color-names-navy\"> </a></td><td>#000080</td></tr><tr><td style=\"white-space:nowrap\">oldlace<a name=\"color-names-oldlace\"> </a></td><td>#FDF5E6</td></tr><tr><td style=\"white-space:nowrap\">olive<a name=\"color-names-olive\"> </a></td><td>#808000</td></tr><tr><td style=\"white-space:nowrap\">olivedrab<a name=\"color-names-olivedrab\"> </a></td><td>#6B8E23</td></tr><tr><td style=\"white-space:nowrap\">orange<a name=\"color-names-orange\"> </a></td><td>#FFA500</td></tr><tr><td style=\"white-space:nowrap\">orangered<a name=\"color-names-orangered\"> </a></td><td>#FF4500</td></tr><tr><td style=\"white-space:nowrap\">orchid<a name=\"color-names-orchid\"> </a></td><td>#DA70D6</td></tr><tr><td style=\"white-space:nowrap\">palegoldenrod<a name=\"color-names-palegoldenrod\"> </a></td><td>#EEE8AA</td></tr><tr><td style=\"white-space:nowrap\">palegreen<a name=\"color-names-palegreen\"> </a></td><td>#98FB98</td></tr><tr><td style=\"white-space:nowrap\">paleturquoise<a name=\"color-names-paleturquoise\"> </a></td><td>#AFEEEE</td></tr><tr><td style=\"white-space:nowrap\">palevioletred<a name=\"color-names-palevioletred\"> </a></td><td>#DB7093</td></tr><tr><td style=\"white-space:nowrap\">papayawhip<a name=\"color-names-papayawhip\"> </a></td><td>#FFEFD5</td></tr><tr><td style=\"white-space:nowrap\">peachpuff<a name=\"color-names-peachpuff\"> </a></td><td>#FFDAB9</td></tr><tr><td style=\"white-space:nowrap\">peru<a name=\"color-names-peru\"> </a></td><td>#CD853F</td></tr><tr><td style=\"white-space:nowrap\">pink<a name=\"color-names-pink\"> </a></td><td>#FFC0CB</td></tr><tr><td style=\"white-space:nowrap\">plum<a name=\"color-names-plum\"> </a></td><td>#DDA0DD</td></tr><tr><td style=\"white-space:nowrap\">powderblue<a name=\"color-names-powderblue\"> </a></td><td>#B0E0E6</td></tr><tr><td style=\"white-space:nowrap\">purple<a name=\"color-names-purple\"> </a></td><td>#800080</td></tr><tr><td style=\"white-space:nowrap\">rebeccapurple<a name=\"color-names-rebeccapurple\"> </a></td><td>#663399</td></tr><tr><td style=\"white-space:nowrap\">red<a name=\"color-names-red\"> </a></td><td>#FF0000</td></tr><tr><td style=\"white-space:nowrap\">rosybrown<a name=\"color-names-rosybrown\"> </a></td><td>#BC8F8F</td></tr><tr><td style=\"white-space:nowrap\">royalblue<a name=\"color-names-royalblue\"> </a></td><td>#4169E1</td></tr><tr><td style=\"white-space:nowrap\">saddlebrown<a name=\"color-names-saddlebrown\"> </a></td><td>#8B4513</td></tr><tr><td style=\"white-space:nowrap\">salmon<a name=\"color-names-salmon\"> </a></td><td>#FA8072</td></tr><tr><td style=\"white-space:nowrap\">sandybrown<a name=\"color-names-sandybrown\"> </a></td><td>#F4A460</td></tr><tr><td style=\"white-space:nowrap\">seagreen<a name=\"color-names-seagreen\"> </a></td><td>#2E8B57</td></tr><tr><td style=\"white-space:nowrap\">seashell<a name=\"color-names-seashell\"> </a></td><td>#FFF5EE</td></tr><tr><td style=\"white-space:nowrap\">sienna<a name=\"color-names-sienna\"> </a></td><td>#A0522D</td></tr><tr><td style=\"white-space:nowrap\">silver<a name=\"color-names-silver\"> </a></td><td>#C0C0C0</td></tr><tr><td style=\"white-space:nowrap\">skyblue<a name=\"color-names-skyblue\"> </a></td><td>#87CEEB</td></tr><tr><td style=\"white-space:nowrap\">slateblue<a name=\"color-names-slateblue\"> </a></td><td>#6A5ACD</td></tr><tr><td style=\"white-space:nowrap\">slategray<a name=\"color-names-slategray\"> </a></td><td>#708090</td></tr><tr><td style=\"white-space:nowrap\">slategrey<a name=\"color-names-slategrey\"> </a></td><td>#708090</td></tr><tr><td style=\"white-space:nowrap\">snow<a name=\"color-names-snow\"> </a></td><td>#FFFAFA</td></tr><tr><td style=\"white-space:nowrap\">springgreen<a name=\"color-names-springgreen\"> </a></td><td>#00FF7F</td></tr><tr><td style=\"white-space:nowrap\">steelblue<a name=\"color-names-steelblue\"> </a></td><td>#4682B4</td></tr><tr><td style=\"white-space:nowrap\">tan<a name=\"color-names-tan\"> </a></td><td>#D2B48C</td></tr><tr><td style=\"white-space:nowrap\">teal<a name=\"color-names-teal\"> </a></td><td>#008080</td></tr><tr><td style=\"white-space:nowrap\">thistle<a name=\"color-names-thistle\"> </a></td><td>#D8BFD8</td></tr><tr><td style=\"white-space:nowrap\">tomato<a name=\"color-names-tomato\"> </a></td><td>#FF6347</td></tr><tr><td style=\"white-space:nowrap\">turquoise<a name=\"color-names-turquoise\"> </a></td><td>#40E0D0</td></tr><tr><td style=\"white-space:nowrap\">violet<a name=\"color-names-violet\"> </a></td><td>#EE82EE</td></tr><tr><td style=\"white-space:nowrap\">wheat<a name=\"color-names-wheat\"> </a></td><td>#F5DEB3</td></tr><tr><td style=\"white-space:nowrap\">white<a name=\"color-names-white\"> </a></td><td>#FFFFFF</td></tr><tr><td style=\"white-space:nowrap\">whitesmoke<a name=\"color-names-whitesmoke\"> </a></td><td>#F5F5F5</td></tr><tr><td style=\"white-space:nowrap\">yellow<a name=\"color-names-yellow\"> </a></td><td>#FFFF00</td></tr><tr><td style=\"white-space:nowrap\">yellowgreen<a name=\"color-names-yellowgreen\"> </a></td><td>#9ACD32</td></tr></table></div>",
    "status" : "generated"
  }
}