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 #31008C is the color #5B8C00

The HSL model was used to determine the complementary color

Input Color


HEX #31008C
RGB 49, 0, 140
CMYK 65%, 100%, 0%, 45%
HSL 261°, 100%, 27.45%

Complementary Color


HEX #5B8C00
RGB 91, 140, 0
CMYK 35%, 0%, 100%, 45%
HSL 81°, 100%, 27.45%

Complementary color scheme

#5B8C00
#008C31
#005B8C
#31008C
#8C005B