#AB181D

#AB181D

Color Values

HEX

#AB181D

RGB

171, 24, 29

HSL

358.0, 75.4%, 38.2%

HSV

358.0, 86.0%, 67.1%

CMYK

0.0%, 86.0%, 83.0%, 32.9%

OKLCH

0.4765 0.1799 26.3

Properties

Warm Dark Nearest: firebrick

Color Harmonies

Complementary

#AB181D

#18ABA6

Analogous

#AB1866

#AB5D18

#AB181D

Triadic

#AB181D

#1DAB18

#181DAB

Split Complementary

#AB181D

#18AB5D

#1866AB

Tetradic

#AB181D

#66AB18

#18ABA6

#5D18AB

Color Blindness Simulation

Original

#AB181D

Protanopia

#6B6A1C

Deuteranopia

#747F1B

Tritanopia

#A41B1B

Achromatopsia

#383838

CSS Usage

background-color: #AB181D;
color: #AB181D;
border-color: #AB181D;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF2F3
100
#F9E2E2
200
#F6C0C2
300
#F09497
400
#E85A5E
500
#E01F26
600
#B3191E
700
#8F1418
800
#701013
900
#511012
950
#330A0B

Contrast Checker

Text on white

7.29:1

AA Pass AAA Pass

Text on black

2.88:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

ก.พ. 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

ม.ค. 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

ม.ค. 21, 2026