#640D10

#640D10

Color Values

HEX

#640D10

RGB

100, 13, 16

HSL

357.9, 77.0%, 22.2%

HSV

357.9, 87.0%, 39.2%

CMYK

0.0%, 87.0%, 84.0%, 60.8%

OKLCH

0.3264 0.1193 25.6

Properties

Warm Dark Nearest: RAL 3004 Purple Red

Color Harmonies

Complementary

#640D10

#0D6461

Analogous

#640D3C

#64360D

#640D10

Triadic

#640D10

#10640D

#0D1064

Split Complementary

#640D10

#0D6436

#0D3C64

Tetradic

#640D10

#3C640D

#0D6461

#360D64

Color Blindness Simulation

Original

#640D10

Protanopia

#3E3E0F

Deuteranopia

#434A0F

Tritanopia

#600F0F

Achromatopsia

#202020

CSS Usage

background-color: #640D10;
color: #640D10;
border-color: #640D10;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FCF2F3
100
#F9E1E2
200
#F7C0C2
300
#F19396
400
#E9585D
500
#E21D24
600
#B5171D
700
#901317
800
#710F12
900
#520F11
950
#34090B

Contrast Checker

Text on white

13.07:1

AA Pass AAA Pass

Text on black

1.61:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026