#B91F1F

#B91F1F

Color Values

HEX

#B91F1F

RGB

185, 31, 31

HSL

0.0, 71.3%, 42.4%

HSV

0.0, 83.2%, 72.5%

CMYK

0.0%, 83.2%, 83.2%, 27.5%

OKLCH

0.5075 0.1885 27.3

Properties

Warm Dark Nearest: firebrick

Color Harmonies

Complementary

#B91F1F

#1FB9B9

Analogous

#B91F6C

#B96C1F

#B91F1F

Triadic

#B91F1F

#1FB91F

#1F1FB9

Split Complementary

#B91F1F

#1FB96C

#1F6CB9

Tetradic

#B91F1F

#6CB91F

#1FB9B9

#6C1FB9

Color Blindness Simulation

Original

#B91F1F

Protanopia

#76751F

Deuteranopia

#7F8B1F

Tritanopia

#B11F1F

Achromatopsia

#404040

CSS Usage

background-color: #B91F1F;
color: #B91F1F;
border-color: #B91F1F;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF3F3
100
#F8E2E2
200
#F5C2C2
300
#ED9696
400
#E45D5D
500
#DA2525
600
#AF1D1D
700
#8C1717
800
#6D1212
900
#501111
950
#320B0B

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

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