#6B0B0C

#6B0B0C

Color Values

HEX

#6B0B0C

RGB

107, 11, 12

HSL

359.4, 81.4%, 23.1%

HSV

359.4, 89.7%, 42.0%

CMYK

0.0%, 89.7%, 88.8%, 58.0%

OKLCH

0.3392 0.1282 27.2

Properties

Warm Dark Nearest: RAL 3011 Brown Red

Color Harmonies

Complementary

#6B0B0C

#0B6B6A

Analogous

#6B0B3C

#6B3A0B

#6B0B0C

Triadic

#6B0B0C

#0C6B0B

#0B0C6B

Split Complementary

#6B0B0C

#0B6B3A

#0B3C6B

Tetradic

#6B0B0C

#3C6B0B

#0B6B6A

#3A0B6B

Color Blindness Simulation

Original

#6B0B0C

Protanopia

#41410C

Deuteranopia

#474E0C

Tritanopia

#660C0C

Achromatopsia

#1F1F1F

CSS Usage

background-color: #6B0B0C;
color: #6B0B0C;
border-color: #6B0B0C;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FDF2F2
100
#FAE1E1
200
#F8BEBF
300
#F49091
400
#ED5455
500
#E7181A
600
#B91315
700
#940F11
800
#740C0D
900
#540D0E
950
#350809

Contrast Checker

Text on white

12.51:1

AA Pass AAA Pass

Text on black

1.68:1

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