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 #0B3940 is the color #40110B

The HSL model was used to determine the complementary color

Input Color


HEX #0B3940
RGB 11, 57, 64
CMYK 83%, 11%, 0%, 75%
HSL 187.92°, 70.67%, 14.71%

Complementary Color


HEX #40110B
RGB 64, 17, 11
CMYK 0%, 73%, 83%, 75%
HSL 6.79°, 70.67%, 14.71%

Complementary color scheme

#40110B
#3A400B
#0B4011
#0B3A40
#110B40