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 #12FFFF is the color #FF1212

The HSL model was used to determine the complementary color

Input Color


HEX #12FFFF
RGB 18, 255, 255
CMYK 93%, 0%, 0%, 0%
HSL 180°, 100%, 53.53%

Complementary Color


HEX #FF1212
RGB 255, 18, 18
CMYK 0%, 93%, 93%, 0%
HSL 0°, 100%, 53.53%

Complementary color scheme

#FF1212
#FFFF12
#12FF12
#12FFFF
#1212FF