#581F1F

#581F1F

Color Values

HEX

#581F1F

RGB

88, 31, 31

HSL

0.0, 47.9%, 23.3%

HSV

0.0, 64.8%, 34.5%

CMYK

0.0%, 64.8%, 64.8%, 65.5%

OKLCH

0.3261 0.0847 23.0

Properties

Warm Dark Nearest: RAL 8012 Red Brown

Color Harmonies

Complementary

#581F1F

#1F5858

Analogous

#581F3B

#583B1F

#581F1F

Triadic

#581F1F

#1F581F

#1F1F58

Split Complementary

#581F1F

#1F583B

#1F3B58

Tetradic

#581F1F

#3B581F

#1F5858

#3B1F58

Color Blindness Simulation

Original

#581F1F

Protanopia

#3F3F1F

Deuteranopia

#43471F

Tritanopia

#551F1F

Achromatopsia

#2B2B2B

CSS Usage

background-color: #581F1F;
color: #581F1F;
border-color: #581F1F;
Nearest Tailwind: Red 950 #450A0A

Tailwind Shades

50
#FAF4F4
100
#F4E6E6
200
#ECCACA
300
#DFA4A4
400
#CE7373
500
#BD4242
600
#973535
700
#792B2B
800
#5E2121
900
#451C1C
950
#2C1111

Contrast Checker

Text on white

12.88:1

AA Pass AAA Pass

Text on black

1.63:1

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