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 #40212D is the color #214034

The HSL model was used to determine the complementary color

Input Color


HEX #40212D
RGB 64, 33, 45
CMYK 0%, 48%, 30%, 75%
HSL 336.77°, 31.96%, 19.02%

Complementary Color


HEX #214034
RGB 33, 64, 52
CMYK 48%, 0%, 19%, 75%
HSL 156.77°, 31.96%, 19.02%

Complementary color scheme

#214034
#212D40
#342140
#40212D
#403421