The HTML 4.01 specification defines 16 named colors (...) In addition, a number of colors are defined by web browsers (...) Many of these colors are from the list of X11 color names distributed with the X Window System (...) as of 2005 all modern general-use browsers support the full list of colors (...) Web colors
Show colors sorted by: name • RGB hex • gray • red • green • blue • Also check the Pantone color list
