#64130A

#64130A

Color Values

HEX

#64130A

RGB

100, 19, 10

HSL

6.0, 81.8%, 21.6%

HSV

6.0, 90.0%, 39.2%

CMYK

0.0%, 81.0%, 90.0%, 60.8%

OKLCH

0.3309 0.1154 30.4

Properties

Warm Dark Nearest: RAL 3011 Brown Red

Color Harmonies

Complementary

#64130A

#0A5B64

Analogous

#640A2E

#64400A

#64130A

Triadic

#64130A

#0A6413

#130A64

Split Complementary

#64130A

#0A6440

#0A2E64

Tetradic

#64130A

#2E640A

#0A5B64

#400A64

Color Blindness Simulation

Original

#64130A

Protanopia

#41400C

Deuteranopia

#464C0D

Tritanopia

#600E0E

Achromatopsia

#242424

CSS Usage

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

Tailwind Shades

50
#FDF3F2
100
#FAE3E1
200
#F9C4BE
300
#F49A90
400
#EE6353
500
#E82C17
600
#B92313
700
#941C0F
800
#74160C
900
#54140D
950
#350D08

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