#C0181A

#C0181A

Color Values

HEX

#C0181A

RGB

192, 24, 26

HSL

359.3, 77.8%, 42.4%

HSV

359.3, 87.5%, 75.3%

CMYK

0.0%, 87.5%, 86.5%, 24.7%

OKLCH

0.5164 0.1989 27.6

Properties

Warm Dark Nearest: RAL 2002 Vermilion

Color Harmonies

Complementary

#C0181A

#18C0BE

Analogous

#C0186E

#C06A18

#C0181A

Triadic

#C0181A

#1AC018

#181AC0

Split Complementary

#C0181A

#18C06A

#186EC0

Tetradic

#C0181A

#6EC018

#18C0BE

#6A18C0

Color Blindness Simulation

Original

#C0181A

Protanopia

#77761A

Deuteranopia

#818E19

Tritanopia

#B81919

Achromatopsia

#3C3C3C

CSS Usage

background-color: #C0181A;
color: #C0181A;
border-color: #C0181A;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF2F2
100
#F9E1E2
200
#F7C0C0
300
#F19293
400
#EA5759
500
#E31C1F
600
#B51718
700
#911214
800
#710E0F
900
#520F0F
950
#34090A

Contrast Checker

Text on white

6.2:1

AA Pass AAA Fail

Text on black

3.39:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026