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 #1B2B41 is the color #41311B

The HSL model was used to determine the complementary color

Input Color


HEX #1B2B41
RGB 27, 43, 65
CMYK 58%, 34%, 0%, 75%
HSL 214.74°, 41.3%, 18.04%

Complementary Color


HEX #41311B
RGB 65, 49, 27
CMYK 0%, 25%, 58%, 75%
HSL 34.74°, 41.3%, 18.04%

Complementary color scheme

#41311B
#2B411B
#1B4131
#1B2B41
#311B41