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 #1B2280 is the color #80781B

The HSL model was used to determine the complementary color

Input Color


HEX #1B2280
RGB 27, 34, 128
CMYK 79%, 73%, 0%, 50%
HSL 235.84°, 65.16%, 30.39%

Complementary Color


HEX #80781B
RGB 128, 120, 27
CMYK 0%, 6%, 79%, 50%
HSL 55.25°, 65.16%, 30.39%

Complementary color scheme

#80781B
#23801B
#1B8078
#1B2380
#781B80