#AC1111

#AC1111

Color Values

HEX

#AC1111

RGB

172, 17, 17

HSL

0.0, 82.0%, 37.1%

HSV

0.0, 90.1%, 67.5%

CMYK

0.0%, 90.1%, 90.1%, 32.5%

OKLCH

0.474 0.1852 28.2

Properties

Warm Dark Nearest: RAL 3016 Coral Red

Color Harmonies

Complementary

#AC1111

#11ACAC

Analogous

#AC115F

#AC5F11

#AC1111

Triadic

#AC1111

#11AC11

#1111AC

Split Complementary

#AC1111

#11AC5F

#115FAC

Tetradic

#AC1111

#5FAC11

#11ACAC

#5F11AC

Color Blindness Simulation

Original

#AC1111

Protanopia

#696811

Deuteranopia

#727D11

Tritanopia

#A41111

Achromatopsia

#323232

CSS Usage

background-color: #AC1111;
color: #AC1111;
border-color: #AC1111;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FDF2F2
100
#FAE1E1
200
#F9BEBE
300
#F49090
400
#EE5353
500
#E81717
600
#BA1212
700
#950F0F
800
#740B0B
900
#540D0D
950
#350808

Contrast Checker

Text on white

7.39:1

AA Pass AAA Pass

Text on black

2.84:1

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