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 #1B2E41 is the color #412E1B

The HSL model was used to determine the complementary color

Input Color

HEX #1B2E41
RGB 27, 46, 65
CMYK 58%, 29%, 0%, 75%
HSL 210°, 41.3%, 18.04%

Complementary Color

HEX #412E1B
RGB 65, 46, 27
CMYK 0%, 29%, 58%, 75%
HSL 30°, 41.3%, 18.04%

Complementary color scheme

#412E1B

#2E411B

#1B412E

#1B2E41

#2E1B41