Most of these colors and colornames come from InfiNet's color index, which can (sometimes) be found at http://colors.infi.net/colorindex.html
The colors ARE the background.  For samples of other colors, visit: Foreground on Black
White rgb=#FFFFFF Red rgb=#FF0000 Green rgb=#00FF00
Blue rgb=#0000FF Magenta rgb=#FF00FF Cyan rgb=#00FFFF
Yellow rgb=#FFFF00 Black rgb=#000000 Aquamarine rgb=#70DB93
Baker's Chocolate rgb=#5C3317 Blue Violet rgb=#9F5F9F Brass rgb=#B5A642
Bright Gold rgb=#D9D919 Brown rgb=#A62A2A Bronze rgb=#8C7853
Bronze II rgb=#A67D3D Cadet Blue rgb=#5F9F9F Cool Copper rgb=#D98719
Copper rgb=#B87333 Coral rgb=#FF7F00 Corn Flower Blue rgb=#42426F
Dark Brown rgb=#5C4033 Dark Green rgb=#2F4F2F Dark Green Copper rgb=#4A766E
Dark Olive Green rgb=#4F4F2F Dark Orchid rgb=#9932CD Dark Purple rgb=#871F78
Dark Slate Blue rgb=#6B238E Dark Slate Grey rgb=#2F4F4F Dark Tan rgb=#97694F
Dark Turquoise rgb=#7093DB Dark Wood rgb=#855E42 Dim Grey rgb=#545454
Dusty Rose rgb=#856363 Feldspar rgb=#D19275 Firebrick rgb=#8E2323
Forest Green rgb=#238E23 Gold rgb=#CD7F32 Goldenrod rgb=#DBDB70
Grey rgb=#C0C0C0 Green Copper rgb=#527F76 Green Yellow rgb=#93DB70
Hunter Green rgb=#215E21 Indian Red rgb=#4E2F2F Khaki rgb=#9F9F5F
Light Blue rgb=#C0D9D9 Light Grey rgb=#A8A8A8 Light Steel Blue rgb=#8F8FBD
Light Wood rgb=#E9C2A6 Lime Green rgb=#32CD32 Mandarian Orange rgb=#E47833
Maroon rgb=#8E236B Medium Aquamarine rgb=#32CD99 Medium Blue rgb=#3232CD
Medium Forest Green rgb=#6B8E23 Medium Goldenrod rgb=#EAEAAE Medium Orchid rgb=#9370DB
Medium Sea Green rgb=#426F42 Medium Slate Blue rgb=#7F00FF Medium Spring Green rgb=#7FFF00
Medium Turquoise rgb=#70DBDB Medium Violet Red rgb=#DB7093 Medium Wood rgb=#A68064
Midnight Blue rgb=#2F2F4F Navy Blue rgb=#23238E Neon Blue rgb=#4D4DFF
Neon Pink rgb=#FF6EC7 New Midnight Blue rgb=#00009C New Tan rgb=#EBC79E
Old Gold rgb=#CFB53B Orange rgb=#FF7F00 Orange Red rgb=#FF2400
Orchid rgb=#DB70DB Pale Green rgb=#8FBC8F Pink rgb=#BC8F8F
Plum Pink rgb=#EAADEA Quartz rgb=#D9D9F3 Rich Blue rgb=#5959AB
Salmon rgb=#6F4242 Scarlet rgb=#8C1717 Sea Green rgb=#238E68
Semi-Sweet Chocolate rgb=#6B4226 Sienna rgb=#8E6B23 Silver rgb=#E6E8FA
Sky Blue rgb=#3299CC Slate Blue rgb=#007FFF Spicy Pink rgb=#FF1CAE
Spring Green rgb=#00FF7F Steel Blue rgb=#236B8E Summer Sky rgb=#38B0DE
Tan rgb=#DB9370 Thistle rgb=#D8BFD8 Turquoise rgb=#ADEAEA
Very Dark Brown rgb=#5C4033 Very Light Grey rgb=#CDCDCD Violet rgb=#4F2F4F
Violet Red rgb=#CC3299 Wheat rgb=#D8D8BF Yellow Green rgb=#99CC32
Neon Avocado rgb=#00FF66 Pine Green rgb=#003300 Sea Green rgb=#00FFAA
Parrot Green rgb=#33FF33 Dark Forest Green rgb=#223311 Off-White Green rgb=#CCFFCC
Turquoise rgb=#00DDAA Nova Scotia Salmon rgb=#FF3333 Seattle Salmon rgb=#FF6666
Hot Pink rgb=#FF0066 Blood Red rgb=#660000 Dark Cherry Red rgb=#551110
Pale Pink rgb=#FFCCCC Royal Blue rgb=#3333FF Periwinkle rgb=#AAAAFF
Cobalt Blue rgb=#6666FF Cerulean rgb=#3300CC Midnight Blue rgb=#111144
Pale Blue rgb=#BBDDFF Nectarine rgb=#FF3300 Peach rgb=#FF9955
Blood Orange rgb=#CC1100 Oregon Salmon rgb=#FF7722 Pyridium Orange rgb=#F0A804
Indigo rgb=#6600FF Grape rgb=#CC00FF Fuchsia rgb=#FF00AA
Rose rgb=#FF00CC Deep Purple rgb=#551055 Purple rgb=#AA00FF
Lavender rgb=#CC99CC Popcorn rgb=#FFFFAA Mustard rgb=#FFCC11
Cardinal Red rgb=#FF1616 Teal rgb=#349F79 Light Avocado Green rgb=#42AA42
Medium Grey rgb=#808080 Ocean Blue rgb=#000080 Algae Green rgb=#008000
Charcoal=#333333 Pencil Lead=#666666 Blah Grey=#999999