#64130B

#64130B

Color Values

HEX

#64130B

RGB

100, 19, 11

HSL

5.4, 80.2%, 21.8%

HSV

5.4, 89.0%, 39.2%

CMYK

0.0%, 81.0%, 89.0%, 60.8%

OKLCH

0.331 0.1153 30.0

Properties

Warm Dark Nearest: RAL 3011 Brown Red

Color Harmonies

Complementary

#64130B

#0B5C64

Analogous

#640B30

#64400B

#64130B

Triadic

#64130B

#0B6413

#130B64

Split Complementary

#64130B

#0B6440

#0B3064

Tetradic

#64130B

#30640B

#0B5C64

#400B64

Color Blindness Simulation

Original

#64130B

Protanopia

#41400D

Deuteranopia

#464C0D

Tritanopia

#600E0F

Achromatopsia

#242424

CSS Usage

background-color: #64130B;
color: #64130B;
border-color: #64130B;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FDF3F2
100
#F9E3E1
200
#F8C4BF
300
#F39A91
400
#EC6355
500
#E62C19
600
#B82314
700
#931C10
800
#73160D
900
#53140D
950
#350C09

Contrast Checker

Text on white

12.81:1

AA Pass AAA Pass

Text on black

1.64:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026