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 #201C12 is the color #121620

The HSL model was used to determine the complementary color

Input Color

HEX #201C12
RGB 32, 28, 18
CMYK 0%, 13%, 44%, 87%
HSL 42.86°, 28%, 9.8%

Complementary Color

HEX #121620
RGB 18, 22, 32
CMYK 44%, 31%, 0%, 87%
HSL 222.86°, 28%, 9.8%

Complementary color scheme

#121620

#1C1220

#201216

#201C12

#162012