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 #2F4040 is the color #402F2F

The HSL model was used to determine the complementary color

Input Color


HEX #2F4040
RGB 47, 64, 64
CMYK 27%, 0%, 0%, 75%
HSL 180°, 15.32%, 21.76%

Complementary Color


HEX #402F2F
RGB 64, 47, 47
CMYK 0%, 27%, 27%, 75%
HSL 0°, 15.32%, 21.76%

Complementary color scheme

#402F2F
#40402F
#2F402F
#2F4040
#2F2F40