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 #1B456C is the color #6C411B

The HSL model was used to determine the complementary color

Input Color

HEX #1B456C
RGB 27, 69, 108
CMYK 75%, 36%, 0%, 58%
HSL 208.89°, 60%, 26.47%

Complementary Color

HEX #6C411B
RGB 108, 65, 27
CMYK 0%, 40%, 75%, 58%
HSL 28.15°, 60%, 26.47%

Complementary color scheme

#6C411B

#466C1B

#1B6C41

#1B466C

#411B6C