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 #12FFD8 is the color #FF123A

The HSL model was used to determine the complementary color

Input Color


HEX #12FFD8
RGB 18, 255, 216
CMYK 93%, 0%, 15%, 0%
HSL 170.13°, 100%, 53.53%

Complementary Color


HEX #FF123A
RGB 255, 18, 58
CMYK 0%, 93%, 77%, 0%
HSL 349.87°, 100%, 53.53%

Complementary color scheme

#FF123A
#FFD812
#3AFF12
#12FFD8
#123AFF