#AC1213

#AC1213

Color Values

HEX

#AC1213

RGB

172, 18, 19

HSL

359.6, 81.1%, 37.3%

HSV

359.6, 89.5%, 67.5%

CMYK

0.0%, 89.5%, 89.0%, 32.5%

OKLCH

0.4746 0.1846 27.9

Properties

Warm Dark Nearest: RAL 3016 Coral Red

Color Harmonies

Complementary

#AC1213

#12ACAB

Analogous

#AC1260

#AC5E12

#AC1213

Triadic

#AC1213

#13AC12

#1213AC

Split Complementary

#AC1213

#12AC5E

#1260AC

Tetradic

#AC1213

#60AC12

#12ACAB

#5E12AC

Color Blindness Simulation

Original

#AC1213

Protanopia

#696813

Deuteranopia

#727E13

Tritanopia

#A41313

Achromatopsia

#333333

CSS Usage

background-color: #AC1213;
color: #AC1213;
border-color: #AC1213;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FDF2F2
100
#F9E1E1
200
#F8BEBF
300
#F39091
400
#ED5455
500
#E71819
600
#B91314
700
#940F10
800
#730C0D
900
#540D0E
950
#350809

Contrast Checker

Text on white

7.37:1

AA Pass AAA Pass

Text on black

2.85:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026