In CSS, in addition to specifying colors in Hex or RGB you can use Color Names { color: dodgerblue;}.
Click on a color name to display how the foreground and background colors work together.
| color name | example | click a color... | hex | r | g | b | long integer |
|---|---|---|---|---|---|---|---|
| saddlebrown | saddlebrown | #8b4513 | 139 | 69 | 19 | 1262987 | |
| sienna | sienna | #a0522d | 160 | 82 | 45 | 2970272 | |
| brown | brown | #a52a2a | 165 | 42 | 42 | 2763429 | |
| rosybrown | rosybrown | #bc8f8f | 188 | 143 | 143 | 9408444 | |
| darkgoldenrod | darkgoldenrod | #b8860b | 184 | 134 | 11 | 755384 | |
| chocolate | chocolate | #d2691e | 210 | 105 | 30 | 1993170 | |
| peru | peru | #cd853f | 205 | 133 | 63 | 4163021 | |
| sandybrown | sandybrown | #f4a460 | 244 | 164 | 96 | 6333684 | |
| tan | tan | #d2b48c | 210 | 180 | 140 | 9221330 | |
| burlywood | burlywood | #deb887 | 222 | 184 | 135 | 8894686 | |
| bisque | bisque | #ffe4c4 | 255 | 228 | 196 | 12903679 | |
| wheat | wheat | #f5deb3 | 245 | 222 | 179 | 11788021 | |
| papayawhip | papayawhip | #ffefd5 | 255 | 239 | 213 | 14020607 | |
| blanchedalmond | blanchedalmond | #ffebcd | 255 | 235 | 205 | 13495295 | |
| antiquewhite | antiquewhite | #faebd7 | 250 | 235 | 215 | 14150650 | |
| linen | linen | #faf0e6 | 250 | 240 | 230 | 15134970 | |
| mistyrose | mistyrose | #ffe4e1 | 255 | 228 | 225 | 14804223 | |
| lightpink | lightpink | #ffb6c1 | 255 | 182 | 193 | 12695295 | |
| pink | pink | #ffc0cb | 255 | 192 | 203 | 13353215 | |
| hotpink | hotpink | #ff69b4 | 255 | 105 | 180 | 11823615 | |
| deeppink | deeppink | #ff1493 | 255 | 20 | 147 | 9639167 | |
| mediumvioletred | mediumvioletred | #c71585 | 199 | 21 | 133 | 8721863 | |
| palevioletred | palevioletred | #db7093 | 219 | 112 | 147 | 9662683 | |
| red | red | #ff0000 | 255 | 0 | 0 | 255 | |
| crimson | crimson | #dc143c | 220 | 20 | 60 | 3937500 | |
| maroon | maroon | #800000 | 128 | 0 | 0 | 128 | |
| darkred | darkred | #8b0000 | 139 | 0 | 0 | 139 | |
| firebrick | firebrick | #b22222 | 178 | 34 | 34 | 2237106 | |
| indianred | indianred | #cd5c5c | 205 | 92 | 92 | 6053069 | |
| lightcoral | lightcoral | #f08080 | 240 | 128 | 128 | 8421616 | |
| salmon | salmon | #fa8072 | 250 | 128 | 114 | 7504122 | |
| tomato | tomato | #ff6347 | 255 | 99 | 71 | 4678655 | |
| coral | coral | #ff7f50 | 255 | 127 | 80 | 5275647 | |
| darksalmon | darksalmon | #e9967a | 233 | 150 | 122 | 8034025 | |
| lightsalmon | lightsalmon | #ffa07a | 255 | 160 | 122 | 8036607 | |
| peachpuff | peachpuff | #ffdab9 | 255 | 218 | 185 | 12180223 | |
| orangered | orangered | #ff4500 | 255 | 69 | 0 | 17919 | |
| darkorange | darkorange | #ff8c00 | 255 | 140 | 0 | 36095 | |
| orange | orange | #ffa500 | 255 | 165 | 0 | 42495 | |
| goldenrod | goldenrod | #daa520 | 218 | 165 | 32 | 2139610 | |
| khaki | khaki | #f0e68c | 240 | 230 | 140 | 9234160 | |
| palegoldenrod | palegoldenrod | #eee8aa | 238 | 232 | 170 | 11200750 | |
| lightgoldenrodyellow | lightgoldenrodyellow | #fafad2 | 250 | 250 | 210 | 13826810 | |
| navajowhite | navajowhite | #ffdead | 255 | 222 | 173 | 11394815 | |
| moccasin | moccasin | #ffe4b5 | 255 | 228 | 181 | 11920639 | |
| lemonchiffon | lemonchiffon | #fffacd | 255 | 250 | 205 | 13499135 | |
| beige | beige | #f5f5dc | 245 | 245 | 220 | 14480885 | |
| cornsilk | cornsilk | #fff8dc | 255 | 248 | 220 | 14481663 | |
| lightyellow | lightyellow | #ffffe0 | 255 | 255 | 224 | 14745599 | |
| yellow | yellow | #ffff00 | 255 | 255 | 0 | 65535 | |
| gold | gold | #ffd700 | 255 | 215 | 0 | 55295 | |
| darkkhaki | darkkhaki | #bdb76b | 189 | 183 | 107 | 7059389 | |
| greenyellow | greenyellow | #adff2f | 173 | 255 | 47 | 3145645 | |
| chartreuse | chartreuse | #7fff00 | 127 | 255 | 0 | 65407 | |
| lawngreen | lawngreen | #7cfc00 | 124 | 252 | 0 | 64636 | |
| lime | lime | #00ff00 | 0 | 255 | 0 | 65280 | |
| limegreen | limegreen | #32cd32 | 50 | 205 | 50 | 3329330 | |
| mediumseagreen | mediumseagreen | #3cb371 | 60 | 179 | 113 | 7451452 | |
| seagreen | seagreen | #2e8b57 | 46 | 139 | 87 | 5737262 | |
| darkgreen | darkgreen | #006400 | 0 | 100 | 0 | 25600 | |
| green | green | #008000 | 0 | 128 | 0 | 32768 | |
| forestgreen | forestgreen | #228b22 | 34 | 139 | 34 | 2263842 | |
| olivedrab | olivedrab | #6b8e23 | 107 | 142 | 35 | 2330219 | |
| darkolivegreen | darkolivegreen | #556b2f | 85 | 107 | 47 | 3107669 | |
| olive | olive | #808000 | 128 | 128 | 0 | 32896 | |
| yellowgreen | yellowgreen | #9acd32 | 154 | 205 | 50 | 3329434 | |
| lightgreen | lightgreen | #90ee90 | 144 | 238 | 144 | 9498256 | |
| palegreen | palegreen | #98fb98 | 152 | 251 | 152 | 10025880 | |
| springgreen | springgreen | #00ff7f | 0 | 255 | 127 | 8388352 | |
| mediumspringgreen | mediumspringgreen | #00fa9a | 0 | 250 | 154 | 10156544 | |
| mintcream | mintcream | #f5fffa | 245 | 255 | 250 | 16449525 | |
| honeydew | honeydew | #f0fff0 | 240 | 255 | 240 | 15794160 | |
| aquamarine | aquamarine | #7fffd4 | 127 | 255 | 212 | 13959039 | |
| mediumaquamarine | mediumaquamarine | #66cdaa | 102 | 205 | 170 | 11193702 | |
| darkseagreen | darkseagreen | #8fbc8f | 143 | 188 | 143 | 9419919 | |
| darkcyan | darkcyan | #008b8b | 0 | 139 | 139 | 9145088 | |
| teal | teal | #008080 | 0 | 128 | 128 | 8421376 | |
| lightseagreen | lightseagreen | #20b2aa | 32 | 178 | 170 | 11186720 | |
| darkturquoise | darkturquoise | #00ced1 | 0 | 206 | 209 | 13749760 | |
| mediumturquoise | mediumturquoise | #48d1cc | 72 | 209 | 204 | 13422920 | |
| turquoise | turquoise | #40e0d0 | 64 | 224 | 208 | 13688896 | |
| cyan | cyan | #00ffff | 0 | 255 | 255 | 16776960 | |
| aqua | aqua | #00ffff | 0 | 255 | 255 | 16776960 | |
| lightcyan | lightcyan | #e0ffff | 224 | 255 | 255 | 16777184 | |
| azure | azure | #f0ffff | 240 | 255 | 255 | 16777200 | |
| aliceblue | aliceblue | #f0f8ff | 240 | 248 | 255 | 16775408 | |
| skyblue | skyblue | #87ceeb | 135 | 206 | 235 | 15453831 | |
| lightskyblue | lightskyblue | #87cefa | 135 | 206 | 250 | 16436871 | |
| deepskyblue | deepskyblue | #00bfff | 0 | 191 | 255 | 16760576 | |
| dodgerblue | dodgerblue | #1e90ff | 30 | 144 | 255 | 16748574 | |
| blue | blue | #0000ff | 0 | 0 | 255 | 16711680 | |
| mediumblue | mediumblue | #0000cd | 0 | 0 | 205 | 13434880 | |
| darkblue | darkblue | #00008b | 0 | 0 | 139 | 9109504 | |
| navy | navy | #000080 | 0 | 0 | 128 | 8388608 | |
| midnightblue | midnightblue | #191970 | 25 | 25 | 112 | 7346457 | |
| royalblue | royalblue | #4169e1 | 65 | 105 | 225 | 14772545 | |
| cornflowerblue | cornflowerblue | #6495ed | 100 | 149 | 237 | 15570276 | |
| steelblue | steelblue | #4682b4 | 70 | 130 | 180 | 11829830 | |
| darkslategray | darkslategray | #2f4f4f | 47 | 79 | 79 | 5197615 | |
| cadetblue | cadetblue | #5f9ea0 | 95 | 158 | 160 | 10526303 | |
| lightslategray | lightslategray | #778899 | 119 | 136 | 153 | 10061943 | |
| slategray | slategray | #708090 | 112 | 128 | 144 | 9470064 | |
| lightblue | lightblue | #add8e6 | 173 | 216 | 230 | 15128749 | |
| paleturquoise | paleturquoise | #afeeee | 175 | 238 | 238 | 15658671 | |
| powderblue | powderblue | #b0e0e6 | 176 | 224 | 230 | 15130800 | |
| lightsteelblue | lightsteelblue | #b0c4de | 176 | 196 | 222 | 14599344 | |
| lavender | lavender | #e6e6fa | 230 | 230 | 250 | 16443110 | |
| mediumslateblue | mediumslateblue | #7b68ee | 123 | 104 | 238 | 15624315 | |
| slateblue | slateblue | #6a5acd | 106 | 90 | 205 | 13458026 | |
| blueviolet | blueviolet | #8a2be2 | 138 | 43 | 226 | 14822282 | |
| darkviolet | darkviolet | #9400d3 | 148 | 0 | 211 | 13828244 | |
| darkorchid | darkorchid | #9932cc | 153 | 50 | 204 | 13382297 | |
| mediumorchid | mediumorchid | #ba55d3 | 186 | 85 | 211 | 13850042 | |
| orchid | orchid | #da70d6 | 218 | 112 | 214 | 14053594 | |
| violet | violet | #ee82ee | 238 | 130 | 238 | 15631086 | |
| fuchsia | fuchsia | #ff00ff | 255 | 0 | 255 | 16711935 | |
| magenta | magenta | #ff00ff | 255 | 0 | 255 | 16711935 | |
| darkmagenta | darkmagenta | #8b008b | 139 | 0 | 139 | 9109643 | |
| purple | purple | #800080 | 128 | 0 | 128 | 8388736 | |
| indigo | indigo | #4b0082 | 75 | 0 | 130 | 8519755 | |
| rebeccapurple | rebeccapurple | #663399 | 102 | 51 | 153 | 6697881 | |
| mediumpurple | mediumpurple | #9370db | 147 | 112 | 219 | 14381203 | |
| plum | plum | #dda0dd | 221 | 160 | 221 | 14524637 | |
| thistle | thistle | #d8bfd8 | 216 | 191 | 216 | 14204888 | |
| lavenderblush | lavenderblush | #fff0f5 | 255 | 240 | 245 | 16118015 | |
| ghostwhite | ghostwhite | #f8f8ff | 248 | 248 | 255 | 16775416 | |
| ivory | ivory | #fffff0 | 255 | 255 | 240 | 15794175 | |
| floralwhite | floralwhite | #fffaf0 | 255 | 250 | 240 | 15792895 | |
| oldlace | oldlace | #fdf5e6 | 253 | 245 | 230 | 15136253 | |
| seashell | seashell | #fff5ee | 255 | 245 | 238 | 15660543 | |
| snow | snow | #fffafa | 255 | 250 | 250 | 16448255 | |
| white | white | #ffffff | 255 | 255 | 255 | 16777215 | |
| whitesmoke | whitesmoke | #f5f5f5 | 245 | 245 | 245 | 16119285 | |
| gainsboro | gainsboro | #dcdcdc | 220 | 220 | 220 | 14474460 | |
| lightgrey | lightgrey | #d3d3d3 | 211 | 211 | 211 | 13882323 | |
| silver | silver | #c0c0c0 | 192 | 192 | 192 | 12632256 | |
| darkgray | darkgray | #a9a9a9 | 169 | 169 | 169 | 11119017 | |
| gray | gray | #808080 | 128 | 128 | 128 | 8421504 | |
| dimgray | dimgray | #696969 | 105 | 105 | 105 | 6908265 | |
| black | black | #000000 | 0 | 0 | 0 | 0 |
These named colours are part of the CSS3 specification, they are supported by all modern web browsers (from 2005 onwards).
There are 3 pairs of synonyms in the list above :
aqua (HTML4/CSS 1.0 standard name) and cyan (common sRGB name),
fuchsia (HTML4/CSS 1.0 standard name) and magenta (common sRGB name)
gray (HTML4/CSS 1.0 standard name) and grey.
Related
Color Mixer - Add two hex codes to get an Average color.
Color.review - Relative contrast between colors (WCAG accessibility standard.)
List of the Extended color keywords supported by popular browsers (W3.org)