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 #FF2A2A is the color #2AFFFF

The HSL model was used to determine the complementary color

Input Color


HEX #FF2A2A
RGB 255, 42, 42
CMYK 0%, 84%, 84%, 0%
HSL 0°, 100%, 58.24%

Complementary Color


HEX #2AFFFF
RGB 42, 255, 255
CMYK 84%, 0%, 0%, 0%
HSL 180°, 100%, 58.24%

Complementary color scheme

#2AFFFF
#2A2AFF
#FF2AFF
#FF2A2A
#FFFF2A