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 #216D6D is the color #6D2121

The HSL model was used to determine the complementary color

Input Color

HEX #216D6D
RGB 33, 109, 109
CMYK 70%, 0%, 0%, 57%
HSL 180°, 53.52%, 27.84%

Complementary Color

HEX #6D2121
RGB 109, 33, 33
CMYK 0%, 70%, 70%, 57%
HSL 0°, 53.52%, 27.84%

Complementary color scheme

#6D2121

#6D6D21

#216D21

#216D6D

#21216D