#F03937

#F03937

Color Values

HEX

#F03937

RGB

240, 57, 55

HSL

0.6, 86.0%, 57.8%

HSV

0.6, 77.1%, 94.1%

CMYK

0.0%, 76.2%, 77.1%, 5.9%

OKLCH

0.6275 0.219 26.7

Properties

Warm Light Nearest: brown 2

Color Harmonies

Complementary

#F03937

#37EEF0

Analogous

#F03792

#F09537

#F03937

Triadic

#F03937

#37F039

#3937F0

Split Complementary

#F03937

#37F095

#3792F0

Tetradic

#F03937

#92F037

#37EEF0

#9537F0

Color Blindness Simulation

Original

#F03937

Protanopia

#A19F37

Deuteranopia

#ABB938

Tritanopia

#E73838

Achromatopsia

#606060

CSS Usage

background-color: #F03937;
color: #F03937;
border-color: #F03937;
Nearest Tailwind: Red 600 #DC2626

Tailwind Shades

50
#FDF2F2
100
#FAE0E0
200
#FABDBD
300
#F68E8D
400
#F25150
500
#ED1412
600
#BE100E
700
#980D0B
800
#770A09
900
#560C0B
950
#360707

Contrast Checker

Text on white

3.93:1

AA Fail AAA Fail

Text on black

5.35:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026