#3F100F

#3F100F

Color Values

HEX

#3F100F

RGB

63, 16, 15

HSL

1,2, 61,5%, 15,3%

HSV

1,2, 76,2%, 24,7%

CMYK

0,0%, 74,6%, 76,2%, 75,3%

OKLCH

0,2533 0,0737 25,1

Properties

Warm Dark Nearest: RAL 8012 Red Brown

Color Harmonies

Complementary

#3F100F

#0F3E3F

Analogous

#3F0F26

#3F280F

#3F100F

Triadic

#3F100F

#0F3F10

#100F3F

Split Complementary

#3F100F

#0F3F28

#0F263F

Tetradic

#3F100F

#263F0F

#0F3E3F

#280F3F

Color Blindness Simulation

Original

#3F100F

Protanopia

#2B2A0F

Deuteranopia

#2D310F

Tritanopia

#3D0F0F

Achromatopsia

#1A1A1A

CSS Usage

background-color: #3F100F;
color: #3F100F;
border-color: #3F100F;
Nearest Tailwind: Red 950 #450A0A

Tailwind Shades

50
#FBF4F3
100
#F6E4E4
200
#F1C6C5
300
#E79E9C
400
#DB6967
500
#CE3431
600
#A52A27
700
#84211F
800
#671A19
900
#4B1716
950
#300E0E

Contrast Checker

Text on white

16,25:1

AA Pass AAA Pass

Text on black

1,29:1

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