#851318

#851318

Color Values

HEX

#851318

RGB

133, 19, 24

HSL

357.4, 75.0%, 29.8%

HSV

357.4, 85.7%, 52.2%

CMYK

0.0%, 85.7%, 82.0%, 47.8%

OKLCH

0.3987 0.1475 25.5

Properties

Warm Dark Nearest: firebrick 4

Color Harmonies

Complementary

#851318

#138580

Analogous

#851351

#854713

#851318

Triadic

#851318

#188513

#131885

Split Complementary

#851318

#138547

#135185

Tetradic

#851318

#518513

#138580

#471385

Color Blindness Simulation

Original

#851318

Protanopia

#545317

Deuteranopia

#5A6316

Tritanopia

#7F1616

Achromatopsia

#2C2C2C

CSS Usage

background-color: #851318;
color: #851318;
border-color: #851318;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FCF2F3
100
#F9E2E3
200
#F6C1C3
300
#F09498
400
#E75A60
500
#DF2028
600
#B31920
700
#8F141A
800
#701014
900
#511013
950
#330A0C

Contrast Checker

Text on white

9.98:1

AA Pass AAA Pass

Text on black

2.1:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026