#AC3531

#AC3531

Color Values

HEX

#AC3531

RGB

172, 53, 49

HSL

2,0, 55,7%, 43,3%

HSV

2,0, 71,5%, 67,5%

CMYK

0,0%, 69,2%, 71,5%, 32,5%

OKLCH

0,5054 0,1558 26,3

Properties

Warm Dark Nearest: NCS S 2060-R Deep Red

Color Harmonies

Complementary

#AC3531

#31A8AC

Analogous

#AC316A

#AC7331

#AC3531

Triadic

#AC3531

#31AC35

#3531AC

Split Complementary

#AC3531

#31AC73

#316AAC

Tetradic

#AC3531

#6AAC31

#31A8AC

#7331AC

Color Blindness Simulation

Original

#AC3531

Protanopia

#787732

Deuteranopia

#7F8832

Tritanopia

#A63333

Achromatopsia

#4E4E4E

CSS Usage

background-color: #AC3531;
color: #AC3531;
border-color: #AC3531;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F6E5E5
200
#EFC9C7
300
#E4A2A0
400
#D5706C
500
#C73D38
600
#9F312D
700
#7F2724
800
#631F1C
900
#491A18
950
#2E100F

Contrast Checker

Text on white

6,35:1

AA Pass AAA Fail

Text on black

3,31:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026