#8C181F

#8C181F

Color Values

HEX

#8C181F

RGB

140, 24, 31

HSL

356.4, 70.7%, 32.2%

HSV

356.4, 82.9%, 54.9%

CMYK

0.0%, 82.9%, 77.9%, 45.1%

OKLCH

0.4169 0.1503 24.2

Properties

Warm Dark Nearest: firebrick 4

Color Harmonies

Complementary

#8C181F

#188C85

Analogous

#8C1859

#8C4B18

#8C181F

Triadic

#8C181F

#1F8C18

#181F8C

Split Complementary

#8C181F

#188C4B

#18598C

Tetradic

#8C181F

#598C18

#188C85

#4B188C

Color Blindness Simulation

Original

#8C181F

Protanopia

#5A591D

Deuteranopia

#60691D

Tritanopia

#861C1C

Achromatopsia

#313131

CSS Usage

background-color: #8C181F;
color: #8C181F;
border-color: #8C181F;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FCF3F3
100
#F8E2E4
200
#F5C2C5
300
#ED979C
400
#E35E66
500
#DA2530
600
#AE1E27
700
#8B181F
800
#6D1318
900
#4F1215
950
#320B0D

Contrast Checker

Text on white

9.27:1

AA Pass AAA Pass

Text on black

2.27:1

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