#3F040F

#3F040F

Color Values

HEX

#3F040F

RGB

63, 4, 15

HSL

348.8, 88.1%, 13.1%

HSV

348.8, 93.7%, 24.7%

CMYK

0.0%, 93.7%, 76.2%, 75.3%

OKLCH

0.2387 0.088 17.0

Properties

Warm Dark Nearest: RAL 3005 Wine Red

Color Harmonies

Complementary

#3F040F

#043F34

Analogous

#3F042C

#3F1604

#3F040F

Triadic

#3F040F

#0F3F04

#040F3F

Split Complementary

#3F040F

#043F16

#042C3F

Tetradic

#3F040F

#2C3F04

#043F34

#16043F

Color Blindness Simulation

Original

#3F040F

Protanopia

#25250C

Deuteranopia

#292D0C

Tritanopia

#3C0A0A

Achromatopsia

#111111

CSS Usage

background-color: #3F040F;
color: #3F040F;
border-color: #3F040F;
Nearest Tailwind: Rose 950 #4C0519

Tailwind Shades

50
#FDF2F4
100
#FBE0E5
200
#FBBCC8
300
#F88CA0
400
#F44E6D
500
#F00F39
600
#C00C2E
700
#990A25
800
#78081D
900
#570A18
950
#37060F

Contrast Checker

Text on white

17.0:1

AA Pass AAA Pass

Text on black

1.24:1

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