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 #A42222 is the color #22A4A4

The HSL model was used to determine the complementary color

Input Color

HEX #A42222
RGB 164, 34, 34
CMYK 0%, 79%, 79%, 36%
HSL 0°, 65.66%, 38.82%

Complementary Color

HEX #22A4A4
RGB 34, 164, 164
CMYK 79%, 0%, 0%, 36%
HSL 180°, 65.66%, 38.82%

Complementary color scheme

#22A4A4

#2222A4

#A422A4

#A42222

#A4A422