#3F1B1F

#3F1B1F

Color Values

HEX

#3F1B1F

RGB

63, 27, 31

HSL

353.3, 40.0%, 17.6%

HSV

353.3, 57.1%, 24.7%

CMYK

0.0%, 57.1%, 50.8%, 75.3%

OKLCH

0.2756 0.0562 14.5

Properties

Warm Dark Nearest: RAL 3007 Black Red

Color Harmonies

Complementary

#3F1B1F

#1B3F3B

Analogous

#3F1B31

#3F291B

#3F1B1F

Triadic

#3F1B1F

#1F3F1B

#1B1F3F

Split Complementary

#3F1B1F

#1B3F29

#1B313F

Tetradic

#3F1B1F

#313F1B

#1B3F3B

#291B3F

Color Blindness Simulation

Original

#3F1B1F

Protanopia

#2F2F1E

Deuteranopia

#32341E

Tritanopia

#3D1D1D

Achromatopsia

#232323

CSS Usage

background-color: #3F1B1F;
color: #3F1B1F;
border-color: #3F1B1F;
Nearest Tailwind: Orange 950 #431407

Tailwind Shades

50
#FAF5F5
100
#F3E7E8
200
#EACDD0
300
#DAA9AF
400
#C67B83
500
#B24C58
600
#8F3D46
700
#723138
800
#59262C
900
#421F23
950
#2A1416

Contrast Checker

Text on white

15.13:1

AA Pass AAA Pass

Text on black

1.39:1

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