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 #121822 is the color #221C12

The HSL model was used to determine the complementary color

Input Color


HEX #121822
RGB 18, 24, 34
CMYK 47%, 29%, 0%, 87%
HSL 217.5°, 30.77%, 10.2%

Complementary Color


HEX #221C12
RGB 34, 28, 18
CMYK 0%, 18%, 47%, 87%
HSL 37.5°, 30.77%, 10.2%

Complementary color scheme

#221C12
#182212
#12221C
#121822
#1C1222