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 #1B565C is the color #5C201B

The HSL model was used to determine the complementary color

Input Color


HEX #1B565C
RGB 27, 86, 92
CMYK 71%, 7%, 0%, 64%
HSL 185.54°, 54.62%, 23.33%

Complementary Color


HEX #5C201B
RGB 92, 32, 27
CMYK 0%, 65%, 71%, 64%
HSL 4.62°, 54.62%, 23.33%

Complementary color scheme

#5C201B
#575C1B
#1B5C20
#1B575C
#201B5C