#B3312F

#B3312F

Color Values

HEX

#B3312F

RGB

179, 49, 47

HSL

0.9, 58.4%, 44.3%

HSV

0.9, 73.7%, 70.2%

CMYK

0.0%, 72.6%, 73.7%, 29.8%

OKLCH

0.5131 0.1672 26.0

Properties

Warm Dark Nearest: brown

Color Harmonies

Complementary

#B3312F

#2FB1B3

Analogous

#B32F6F

#B3732F

#B3312F

Triadic

#B3312F

#2FB331

#312FB3

Split Complementary

#B3312F

#2FB373

#2F6FB3

Tetradic

#B3312F

#6FB32F

#2FB1B3

#732FB3

Color Blindness Simulation

Original

#B3312F

Protanopia

#7B7A2F

Deuteranopia

#828C30

Tritanopia

#AC3030

Achromatopsia

#4C4C4C

CSS Usage

background-color: #B3312F;
color: #B3312F;
border-color: #B3312F;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F6E5E4
200
#F0C7C6
300
#E69F9E
400
#D86B6A
500
#CA3735
600
#A22C2A
700
#812322
800
#651C1B
900
#4A1817
950
#2F0F0F

Contrast Checker

Text on white

6.18:1

AA Pass AAA Fail

Text on black

3.4:1

AA Fail 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