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 #1A37A1 is the color #A1841A

The HSL model was used to determine the complementary color

Input Color


HEX #1A37A1
RGB 26, 55, 161
CMYK 84%, 66%, 0%, 37%
HSL 227.11°, 72.19%, 36.67%

Complementary Color


HEX #A1841A
RGB 161, 132, 26
CMYK 0%, 18%, 84%, 37%
HSL 47.11°, 72.19%, 36.67%

Complementary color scheme

#A1841A
#37A11A
#1AA184
#1A37A1
#841AA1