#6B181D

#6B181D

Color Values

HEX

#6B181D

RGB

107, 24, 29

HSL

356.4, 63.4%, 25.7%

HSV

356.4, 77.6%, 42.0%

CMYK

0.0%, 77.6%, 72.9%, 58.0%

OKLCH

0.3524 0.116 22.4

Properties

Warm Dark Nearest: RAL 3032 Pearl Ruby Red

Color Harmonies

Complementary

#6B181D

#186B66

Analogous

#6B1847

#6B3D18

#6B181D

Triadic

#6B181D

#1D6B18

#181D6B

Split Complementary

#6B181D

#186B3D

#18476B

Tetradic

#6B181D

#476B18

#186B66

#3D186B

Color Blindness Simulation

Original

#6B181D

Protanopia

#47461C

Deuteranopia

#4C521B

Tritanopia

#671B1B

Achromatopsia

#2A2A2A

CSS Usage

background-color: #6B181D;
color: #6B181D;
border-color: #6B181D;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FBF3F4
100
#F7E4E5
200
#F2C5C7
300
#E99BA0
400
#DC656C
500
#D02F38
600
#A7252D
700
#851E24
800
#68171C
900
#4C1518
950
#300D0F

Contrast Checker

Text on white

11.84:1

AA Pass AAA Pass

Text on black

1.77:1

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