#64171F

#64171F

Color Values

HEX

#64171F

RGB

100, 23, 31

HSL

353.8, 62.6%, 24.1%

HSV

353.8, 77.0%, 39.2%

CMYK

0.0%, 77.0%, 69.0%, 60.8%

OKLCH

0.3381 0.109 19.7

Properties

Warm Dark Nearest: RAL 3009 Oxide Red

Color Harmonies

Complementary

#64171F

#17645C

Analogous

#641745

#643617

#64171F

Triadic

#64171F

#1F6417

#171F64

Split Complementary

#64171F

#176436

#174564

Tetradic

#64171F

#456417

#17645C

#361764

Color Blindness Simulation

Original

#64171F

Protanopia

#43421D

Deuteranopia

#474D1D

Tritanopia

#601C1B

Achromatopsia

#282828

CSS Usage

background-color: #64171F;
color: #64171F;
border-color: #64171F;
Nearest Tailwind: Rose 950 #4C0519

Tailwind Shades

50
#FBF3F4
100
#F7E4E6
200
#F2C5CA
300
#E89BA3
400
#DC6672
500
#CF3040
600
#A62633
700
#851F29
800
#681820
900
#4C151B
950
#300D11

Contrast Checker

Text on white

12.47:1

AA Pass AAA Pass

Text on black

1.68:1

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