#830109

#830109

Color Values

HEX

#830109

RGB

131, 1, 9

HSL

356.3, 98.5%, 25.9%

HSV

356.3, 99.2%, 51.4%

CMYK

0.0%, 99.2%, 93.1%, 48.6%

OKLCH

0.3841 0.1559 27.2

Properties

Warm Dark Nearest: maroon

Color Harmonies

Complementary

#830109

#01837B

Analogous

#83014A

#833A01

#830109

Triadic

#830109

#098301

#010983

Split Complementary

#830109

#01833A

#014A83

Tetradic

#830109

#4A8301

#01837B

#3A0183

Color Blindness Simulation

Original

#830109

Protanopia

#4B4A07

Deuteranopia

#525C07

Tritanopia

#7C0605

Achromatopsia

#1D1D1D

CSS Usage

background-color: #830109;
color: #830109;
border-color: #830109;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FEF1F2
100
#FCDEE0
200
#FEB8BC
300
#FE868D
400
#FE444F
500
#FD0211
600
#CA020E
700
#A2010B
800
#7F0109
900
#5B050B
950
#3A0307

Contrast Checker

Text on white

10.64:1

AA Pass AAA Pass

Text on black

1.97:1

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