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 #21140F is the color #0F1C21

The HSL model was used to determine the complementary color

Input Color

HEX #21140F
RGB 33, 20, 15
CMYK 0%, 39%, 55%, 87%
HSL 16.67°, 37.5%, 9.41%

Complementary Color

HEX #0F1C21
RGB 15, 28, 33
CMYK 55%, 15%, 0%, 87%
HSL 196.67°, 37.5%, 9.41%

Complementary color scheme

#0F1C21

#140F21

#210F1C

#21140F

#1C210F