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 #4040D8 is the color #D8D840

The HSL model was used to determine the complementary color

Input Color

HEX #4040D8
RGB 64, 64, 216
CMYK 70%, 70%, 0%, 15%
HSL 240°, 66.09%, 54.9%

Complementary Color

HEX #D8D840
RGB 216, 216, 64
CMYK 0%, 0%, 70%, 15%
HSL 60°, 66.09%, 54.9%

Complementary color scheme

#D8D840

#40D840

#40D8D8

#4040D8

#D840D8