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 #1BA5CB is the color #CB3E1B

The HSL model was used to determine the complementary color

Input Color

HEX #1BA5CB
RGB 27, 165, 203
CMYK 87%, 19%, 0%, 20%
HSL 192.95°, 76.52%, 45.1%

Complementary Color

HEX #CB3E1B
RGB 203, 62, 27
CMYK 0%, 69%, 87%, 20%
HSL 11.93°, 76.52%, 45.1%

Complementary color scheme

#CB3E1B

#A8CB1B

#1BCB3E

#1BA8CB

#3E1BCB