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 #9EFF40 is the color #A040FF

The HSL model was used to determine the complementary color

Input Color


HEX #9EFF40
RGB 158, 255, 64
CMYK 38%, 0%, 75%, 0%
HSL 90.47°, 100%, 62.55%

Complementary Color


HEX #A040FF
RGB 160, 64, 255
CMYK 37%, 75%, 0%, 0%
HSL 270.16°, 100%, 62.55%

Complementary color scheme

#A040FF
#FF40A0
#FFA040
#A0FF40
#40FFA0