#AD1715

#AD1715

Color Values

HEX

#AD1715

RGB

173, 23, 21

HSL

0.8, 78.4%, 38.0%

HSV

0.8, 87.9%, 67.8%

CMYK

0.0%, 86.7%, 87.9%, 32.2%

OKLCH

0.4791 0.183 28.2

Properties

Warm Dark Nearest: RAL 3016 Coral Red

Color Harmonies

Complementary

#AD1715

#15ABAD

Analogous

#AD155F

#AD6315

#AD1715

Triadic

#AD1715

#15AD17

#1715AD

Split Complementary

#AD1715

#15AD63

#155FAD

Tetradic

#AD1715

#5FAD15

#15ABAD

#6315AD

Color Blindness Simulation

Original

#AD1715

Protanopia

#6C6B15

Deuteranopia

#758016

Tritanopia

#A61616

Achromatopsia

#373737

CSS Usage

background-color: #AD1715;
color: #AD1715;
border-color: #AD1715;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF2F2
100
#F9E2E1
200
#F7C0BF
300
#F29392
400
#EB5957
500
#E31E1C
600
#B61816
700
#921312
800
#720F0E
900
#530F0E
950
#340A09

Contrast Checker

Text on white

7.22:1

AA Pass AAA Pass

Text on black

2.91:1

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