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 #180054 is the color #3C5400

The HSL model was used to determine the complementary color

Input Color


HEX #180054
RGB 24, 0, 84
CMYK 71%, 100%, 0%, 67%
HSL 257.14°, 100%, 16.47%

Complementary Color


HEX #3C5400
RGB 60, 84, 0
CMYK 29%, 0%, 100%, 67%
HSL 77.14°, 100%, 16.47%

Complementary color scheme

#3C5400
#005418
#003C54
#180054
#54003C