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 #1B1B5E is the color #5E5E1B

The HSL model was used to determine the complementary color

Input Color


HEX #1B1B5E
RGB 27, 27, 94
CMYK 71%, 71%, 0%, 63%
HSL 240°, 55.37%, 23.73%

Complementary Color


HEX #5E5E1B
RGB 94, 94, 27
CMYK 0%, 0%, 71%, 63%
HSL 60°, 55.37%, 23.73%

Complementary color scheme

#5E5E1B
#1B5E1B
#1B5E5E
#1B1B5E
#5E1B5E