#A00B0F

#A00B0F

Color Values

HEX

#A00B0F

RGB

160, 11, 15

HSL

358.4, 87.1%, 33.5%

HSV

358.4, 93.1%, 62.7%

CMYK

0.0%, 93.1%, 90.6%, 37.3%

OKLCH

0.4478 0.1771 27.8

Properties

Warm Dark Nearest: RAL 3001 Signal Red

Color Harmonies

Complementary

#A00B0F

#0BA09C

Analogous

#A00B59

#A0510B

#A00B0F

Triadic

#A00B0F

#0FA00B

#0B0FA0

Split Complementary

#A00B0F

#0BA051

#0B59A0

Tetradic

#A00B0F

#59A00B

#0BA09C

#510BA0

Color Blindness Simulation

Original

#A00B0F

Protanopia

#5F5E0E

Deuteranopia

#68730E

Tritanopia

#990D0D

Achromatopsia

#2B2B2B

CSS Usage

background-color: #A00B0F;
color: #A00B0F;
border-color: #A00B0F;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FDF2F2
100
#FAE0E1
200
#FABCBE
300
#F78C8F
400
#F34E53
500
#EF1016
600
#BF0D12
700
#990B0E
800
#77080B
900
#560A0C
950
#370708

Contrast Checker

Text on white

8.24:1

AA Pass AAA Pass

Text on black

2.55:1

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