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 #FFFF45 is the color #4545FF

The HSL model was used to determine the complementary color

Input Color


HEX #FFFF45
RGB 255, 255, 69
CMYK 0%, 0%, 73%, 0%
HSL 60°, 100%, 63.53%

Complementary Color


HEX #4545FF
RGB 69, 69, 255
CMYK 73%, 73%, 0%, 0%
HSL 240°, 100%, 63.53%

Complementary color scheme

#4545FF
#FF45FF
#FF4545
#FFFF45
#45FF45