#C10203

#C10203

Color Values

HEX

#C10203

RGB

193, 2, 3

HSL

359.7, 97.9%, 38.2%

HSV

359.7, 99.0%, 75.7%

CMYK

0.0%, 99.0%, 98.4%, 24.3%

OKLCH

0.5099 0.2083 29.0

Properties

Warm Dark Nearest: RAL 3020 Traffic Red

Color Harmonies

Complementary

#C10203

#02C1C0

Analogous

#C10262

#C16002

#C10203

Triadic

#C10203

#03C102

#0203C1

Split Complementary

#C10203

#02C160

#0262C1

Tetradic

#C10203

#62C102

#02C1C0

#6002C1

Color Blindness Simulation

Original

#C10203

Protanopia

#6E6D03

Deuteranopia

#798803

Tritanopia

#B70303

Achromatopsia

#2B2B2B

CSS Usage

background-color: #C10203;
color: #C10203;
border-color: #C10203;
Nearest Tailwind: Red 600 #DC2626

Tailwind Shades

50
#FEF1F1
100
#FCDEDE
200
#FEB8B9
300
#FE8686
400
#FD4445
500
#FC0304
600
#CA0203
700
#A10203
800
#7E0102
900
#5B0606
950
#3A0404

Contrast Checker

Text on white

6.41:1

AA Pass AAA Fail

Text on black

3.28:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026