#6B181C

#6B181C

Color Values

HEX

#6B181C

RGB

107, 24, 28

HSL

357.1, 63.4%, 25.7%

HSV

357.1, 77.6%, 42.0%

CMYK

0.0%, 77.6%, 73.8%, 58.0%

OKLCH

0.3522 0.1161 23.1

Properties

Warm Dark Nearest: RAL 3032 Pearl Ruby Red

Color Harmonies

Complementary

#6B181C

#186B67

Analogous

#6B1846

#6B3E18

#6B181C

Triadic

#6B181C

#1C6B18

#181C6B

Split Complementary

#6B181C

#186B3E

#18466B

Tetradic

#6B181C

#466B18

#186B67

#3E186B

Color Blindness Simulation

Original

#6B181C

Protanopia

#47461B

Deuteranopia

#4C521B

Tritanopia

#671A1A

Achromatopsia

#2A2A2A

CSS Usage

background-color: #6B181C;
color: #6B181C;
border-color: #6B181C;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FBF3F4
100
#F7E4E4
200
#F2C5C7
300
#E99B9F
400
#DC656B
500
#D02F36
600
#A7252C
700
#851E23
800
#68171B
900
#4C1517
950
#300D0F

Contrast Checker

Text on white

11.85:1

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