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 #1B43A2 is the color #A27A1B

The HSL model was used to determine the complementary color

Input Color

HEX #1B43A2
RGB 27, 67, 162
CMYK 83%, 59%, 0%, 36%
HSL 222.22°, 71.43%, 37.06%

Complementary Color

HEX #A27A1B
RGB 162, 122, 27
CMYK 0%, 25%, 83%, 36%
HSL 42.22°, 71.43%, 37.06%

Complementary color scheme

#A27A1B

#43A21B

#1BA27A

#1B43A2

#7A1BA2