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 #1B2C41 is the color #41301B

The HSL model was used to determine the complementary color

Input Color

HEX #1B2C41
RGB 27, 44, 65
CMYK 58%, 32%, 0%, 75%
HSL 213.16°, 41.3%, 18.04%

Complementary Color

HEX #41301B
RGB 65, 48, 27
CMYK 0%, 26%, 58%, 75%
HSL 33.16°, 41.3%, 18.04%

Complementary color scheme

#41301B

#2C411B

#1B4130

#1B2C41

#301B41