Red - Green - Blue
Cyan, yellow, magenta, key (black)
Hue, saturation, value
Hue, saturation, lightness
The #666666 RGB color code (Dim gray) is composed of a hexadecimal 66 red (102/256), a 66 green (102/256) and a 66 blue component (102/256). The decimal RGB color code is rgb(102,102,102).