#641C11

#641C11

Color Values

HEX

#641C11

RGB

100, 28, 17

HSL

8.0, 70.9%, 22.9%

HSV

8.0, 83.0%, 39.2%

CMYK

0.0%, 72.0%, 83.0%, 60.8%

OKLCH

0.3417 0.1058 31.5

Properties

Warm Dark Nearest: RAL 3011 Brown Red

Color Harmonies

Complementary

#641C11

#115964

Analogous

#64112F

#644511

#641C11

Triadic

#641C11

#11641C

#1C1164

Split Complementary

#641C11

#116445

#112F64

Tetradic

#641C11

#2F6411

#115964

#451164

Color Blindness Simulation

Original

#641C11

Protanopia

#454414

Deuteranopia

#494E14

Tritanopia

#601616

Achromatopsia

#2B2B2B

CSS Usage

background-color: #641C11;
color: #641C11;
border-color: #641C11;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FCF4F3
100
#F8E5E2
200
#F5C9C2
300
#EDA296
400
#E4705E
500
#DA3D25
600
#AE311E
700
#8B2718
800
#6D1F13
900
#4F1A12
950
#32100B

Contrast Checker

Text on white

12.24:1

AA Pass AAA Pass

Text on black

1.72:1

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