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 #7F1C1C is the color #1C7F7F

The HSL model was used to determine the complementary color

Input Color

HEX #7F1C1C
RGB 127, 28, 28
CMYK 0%, 78%, 78%, 50%
HSL 0°, 63.87%, 30.39%

Complementary Color

HEX #1C7F7F
RGB 28, 127, 127
CMYK 78%, 0%, 0%, 50%
HSL 180°, 63.87%, 30.39%

Complementary color scheme

#1C7F7F

#1C1C7F

#7F1C7F

#7F1C1C

#7F7F1C