#B81F23

#B81F23

Color Values

HEX

#B81F23

RGB

184, 31, 35

HSL

358.4, 71.2%, 42.2%

HSV

358.4, 83.2%, 72.2%

CMYK

0.0%, 83.2%, 81.0%, 27.8%

OKLCH

0.506 0.1871 26.2

Properties

Warm Dark Nearest: firebrick

Color Harmonies

Complementary

#B81F23

#1FB8B4

Analogous

#B81F70

#B8681F

#B81F23

Triadic

#B81F23

#23B81F

#1F23B8

Split Complementary

#B81F23

#1FB868

#1F70B8

Tetradic

#B81F23

#70B81F

#1FB8B4

#681FB8

Color Blindness Simulation

Original

#B81F23

Protanopia

#767422

Deuteranopia

#7F8A22

Tritanopia

#B02121

Achromatopsia

#404040

CSS Usage

background-color: #B81F23;
color: #B81F23;
border-color: #B81F23;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF3F3
100
#F8E2E3
200
#F5C2C3
300
#ED9699
400
#E45D61
500
#DA252A
600
#AF1D21
700
#8C181B
800
#6D1215
900
#4F1113
950
#320B0C

Contrast Checker

Text on white

6.45:1

AA Pass AAA Fail

Text on black

3.26:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026