How to determine complementary colors?
What are the different color models?

Determine Complementary Color

140 color names
216 web safe colors
2040 RAL colors
200 shades of gray

The complementary color of #1212FF is the color #FFFF12

The HSL model was used to determine the complementary color

Input Color


HEX #1212FF
RGB 18, 18, 255
CMYK 93%, 93%, 0%, 0%
HSL 240°, 100%, 53.53%

Complementary Color


HEX #FFFF12
RGB 255, 255, 18
CMYK 0%, 0%, 93%, 0%
HSL 60°, 100%, 53.53%

Complementary color scheme

#FFFF12
#12FF12
#12FFFF
#1212FF
#FF12FF