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 #40448D is the color #8D8840

The HSL model was used to determine the complementary color

Input Color

HEX #40448D
RGB 64, 68, 141
CMYK 55%, 52%, 0%, 45%
HSL 236.88°, 37.56%, 40.2%

Complementary Color

HEX #8D8840
RGB 141, 136, 64
CMYK 0%, 4%, 55%, 45%
HSL 56.1°, 37.56%, 40.2%

Complementary color scheme

#8D8840

#458D40

#408D88

#40458D

#88408D