[ From http://www.gb.nrao.edu/~cbignell/testcolors.html ]

Web Colors
aliceblue F0F8FF aliceblue aliceblue aliceblue aliceblue
antiquewhite FAEBD7 antiquewhite antiquewhite antiquewhite antiquewhite
aqua 00FFFF aqua aqua aqua aqua
aquamarine 7FFFD4 aquamarine aquamarine aquamarine aquamarine
azure F0FFFF azure azure azure azure
beige F5F5DC beige beige beige beige
bisque FFE4C4 bisque bisque bisque bisque
black 000000 black black black black
blanchedalmond FFEBCD blanchedalmond blanchedalmond blanchedalmond blanchedalmond
blue 0000FF blue blue blue blue
blueviolet 8A2BE2 blueviolet blueviolet blueviolet blueviolet
brown A52A2A brown brown brown brown
burlywood DEB887 burlywood burlywood burlywood burlywood
cadetblue 5F9EA0 cadetblue cadetblue cadetblue cadetblue
chartreuse 7FFF00 chartreuse chartreuse chartreuse chartreuse
chocolate D2691E chocolate chocolate chocolate chocolate
coral FF7F50 coral coral coral coral
cornflowerblue 6495ED cornflowerblue cornflowerblue cornflowerblue cornflowerblue
cornsilk FFF8DC cornsilk cornsilk cornsilk cornsilk
crimson DC143C crimson crimson crimson crimson
cyan 00FFFF cyan cyan cyan cyan
darkblue 00008B darkblue darkblue darkblue darkblue
darkcyan 008B8B darkcyan darkcyan darkcyan darkcyan
darkgoldenrod B8860B darkgoldenrod darkgoldenrod darkgoldenrod darkgoldenrod
darkgray A9A9A9 darkgray darkgray darkgray darkgray
darkgreen 006400 darkgreen darkgreen darkgreen darkgreen
darkkhaki BDB76B darkkhaki darkkhaki darkkhaki darkkhaki
darkmagenta 8B008B darkmagenta darkmagenta darkmagenta darkmagenta
darkolivegreen 556B2F darkolivegreen darkolivegreen darkolivegreen darkolivegreen
darkorange FF8C00 darkorange darkorange darkorange darkorange
darkorchid 9932CC darkorchid darkorchid darkorchid darkorchid
darkred 8B0000 darkred darkred darkred darkred
darksalmon E9967A darksalmon darksalmon darksalmon darksalmon
darkseagreen 8FBC8F darkseagreen darkseagreen darkseagreen darkseagreen
darkslateblue 483D8B darkslateblue darkslateblue darkslateblue darkslateblue
darkturqoise 00CED1 darkturqoise darkturqoise darkturqoise darkturqoise
darkslategray 2F4F4F darkslategray darkslategray darkslategray darkslategray
darkviolet 9400D3 darkviolet darkviolet darkviolet darkviolet
deeppink FF1493 deeppink deeppink deeppink deeppink
deepskyblue 00BFFF deepskyblue deepskyblue deepskyblue deepskyblue
dimgray 696969 dimgray dimgray dimgray dimgray
dodgerblue 1E90FF dodgerblue dodgerblue dodgerblue dodgerblue
firebrick B22222 firebrick firebrick firebrick firebrick
floralwhite FFFAF0 floralwhite floralwhite floralwhite floralwhite
forestgreen 228B22 forestgreen forestgreen forestgreen forestgreen
fuchsia FF00FF fuchsia fuchsia fuchsia fuchsia
gainsboro DCDCDC gainsboro gainsboro gainsboro gainsboro
ghostwhite F8F8FF ghostwhite ghostwhite ghostwhite ghostwhite
gold FFD700 gold gold gold gold
goldenrod DAA520 goldenrod goldenrod goldenrod goldenrod
gray 808080 gray gray gray gray
green 008000 green green green green
greenyellow ADFF2F greenyellow greenyellow greenyellow greenyellow
honeydew F0FFF0 honeydew honeydew honeydew honeydew
hotpink FF69B4 hotpink hotpink hotpink hotpink
indianred CD5C5C indianred indianred indianred indianred
indigo 4B0082 indigo indigo indigo indigo
ivory FFFFF0 ivory ivory ivory ivory
khaki F0E68C khaki khaki khaki khaki
lavender E6E6FA lavender lavender lavender lavender
lavenderblush FFF0F5 lavenderblush lavenderblush lavenderblush lavenderblush
lawngreen 7CFC00 lawngreen lawngreen lawngreen lawngreen
lemonchiffon FFFACD lemonchiffon lemonchiffon lemonchiffon lemonchiffon
lightblue ADD8E6 lightblue lightblue lightblue lightblue
lightcoral F08080 lightcoral lightcoral lightcoral lightcoral
lightcyan E0FFFF lightcyan lightcyan lightcyan lightcyan
lightgoldenrodyellow FAFAD2 lightgoldenrodyellow lightgoldenrodyellow lightgoldenrodyellow lightgoldenrodyellow
lightgreen 90EE90 lightgreen lightgreen lightgreen lightgreen
lightgrey D3D3D3 lightgrey lightgrey lightgrey lightgrey
lightpink FFB6C1 lightpink lightpink lightpink lightpink
lightsalmon FFA07A lightsalmon lightsalmon lightsalmon lightsalmon
lightseagreen 20B2AA lightseagreen lightseagreen lightseagreen lightseagreen
lightskyblue 87CEFA lightskyblue lightskyblue lightskyblue lightskyblue
lightslategray 778899 lightslategray lightslategray lightslategray lightslategray
lisghtsteelblue B0C4DE lisghtsteelblue lisghtsteelblue lisghtsteelblue lisghtsteelblue
lightyellow FFFFE0 lightyellow lightyellow lightyellow lightyellow
lime 00FF00 lime lime lime lime
limegreen 32CD32 limegreen limegreen limegreen limegreen
linen FAF0E6 linen linen linen linen
magenta FF00FF magenta magenta magenta magenta
maroon 800000 maroon maroon maroon maroon
mediumaquamarine 66CDAA mediumaquamarine mediumaquamarine mediumaquamarine mediumaquamarine
mediumblue 0000CD mediumblue mediumblue mediumblue mediumblue
mediumorchid BA55D3 mediumorchid mediumorchid mediumorchid mediumorchid
mediumpurple 9370DB mediumpurple mediumpurple mediumpurple mediumpurple
mediumseagreen 3CB371 mediumseagreen mediumseagreen mediumseagreen mediumseagreen
mediumslateblue 7B68EE mediumslateblue mediumslateblue mediumslateblue mediumslateblue
mediumspringgreen 00FA9A mediumspringgreen mediumspringgreen mediumspringgreen mediumspringgreen
mediumturquoise 48D1CC mediumturquoise mediumturquoise mediumturquoise mediumturquoise
mediumvioletred C71585 mediumvioletred mediumvioletred mediumvioletred mediumvioletred
midnightblue 191970 midnightblue midnightblue midnightblue midnightblue
mintcream F5FFFA mintcream mintcream mintcream mintcream
mistyrose FFE4E1 mistyrose mistyrose mistyrose mistyrose
moccasin FFE4B5 moccasin moccasin moccasin moccasin
navajowhite FFDEAD navajowhite navajowhite navajowhite navajowhite
navy 000080 navy navy navy navy
navyblue 9FAFDF navyblue navyblue navyblue navyblue
oldlace FDF5E6 oldlace oldlace oldlace oldlace
olive 808000 olive olive olive olive
olivedrab 6B8E23 olivedrab olivedrab olivedrab olivedrab
orange FFA500 orange orange orange orange
orangered FF4500 orangered orangered orangered orangered
orchid DA70D6 orchid orchid orchid orchid
palegoldenrod EEE8AA palegoldenrod palegoldenrod palegoldenrod palegoldenrod
palegreen 98FB98 palegreen palegreen palegreen palegreen
paleturquoise AFEEEE paleturquoise paleturquoise paleturquoise paleturquoise
palevioletred DB7093 palevioletred palevioletred palevioletred palevioletred
papayawhip FFEFD5 papayawhip papayawhip papayawhip papayawhip
peachpuff FFDAB9 peachpuff peachpuff peachpuff peachpuff
peru CD853F peru peru peru peru
pink FFC0CB pink pink pink pink
plum DDA0DD plum plum plum plum
powderblue B0E0E6 powderblue powderblue powderblue powderblue
purple 800080 purple purple purple purple
red FF0000 red red red red
rosybrown BC8F8F rosybrown rosybrown rosybrown rosybrown
royalblue 4169E1 royalblue royalblue royalblue royalblue
saddlebrown 8B4513 saddlebrown saddlebrown saddlebrown saddlebrown
salmon FA8072 salmon salmon salmon salmon
sandybrown F4A460 sandybrown sandybrown sandybrown sandybrown
seagreen 2E8B57 seagreen seagreen seagreen seagreen
seashell FFF5EE seashell seashell seashell seashell
sienna A0522D sienna sienna sienna sienna
silver C0C0C0 silver silver silver silver
skyblue 87CEEB skyblue skyblue skyblue skyblue
slateblue 6A5ACD slateblue slateblue slateblue slateblue
snow FFFAFA snow snow snow snow
springgreen 00FF7F springgreen springgreen springgreen springgreen
steelblue 4682B4 steelblue steelblue steelblue steelblue
tan D2B48C tan tan tan tan
teal 008080 teal teal teal teal
thistle D8BFD8 thistle thistle thistle thistle
tomato FF6347 tomato tomato tomato tomato
turquoise 40E0D0 turquoise turquoise turquoise turquoise
violet EE82EE violet violet violet violet
wheat F5DEB3 wheat wheat wheat wheat
white FFFFFF white white white white
whitesmoke F5F5F5 whitesmoke whitesmoke whitesmoke whitesmoke
yellow FFFF00 yellow yellow yellow yellow
yellowgreen 9ACD32 yellowgreen yellowgreen yellowgreen yellowgreen