Red - Green - Blue
Cyan, yellow, magenta, key (black)
Hue, saturation, value
Hue, saturation, lightness
The #2B00FF RGB color code (Electric ultramarine) is composed of a hexadecimal 2B red (43/256), a 00 green (0/256) and a FF blue component (255/256). The decimal RGB color code is rgb(43,0,255).