#3F4841

#3F4841

Color Values

HEX

#3F4841

RGB

63, 72, 65

HSL

133,3, 6,7%, 26,5%

HSV

133,3, 12,5%, 28,2%

CMYK

12,5%, 0,0%, 9,7%, 71,8%

OKLCH

0,3911 0,0165 152,1

Properties

Cool Dark Nearest: RAL 7010 Tarpaulin Grey

Color Harmonies

Complementary

#3F4841

#483F46

Analogous

#42483F

#3F4846

#3F4841

Triadic

#3F4841

#413F48

#48413F

Split Complementary

#3F4841

#463F48

#483F42

Tetradic

#3F4841

#3F4248

#483F46

#48463F

Color Blindness Simulation

Original

#3F4841

Protanopia

#434343

Deuteranopia

#424243

Tritanopia

#3F4444

Achromatopsia

#464646

CSS Usage

background-color: #3F4841;
color: #3F4841;
border-color: #3F4841;
Nearest Tailwind: Stone 700 #44403C

Tailwind Shades

50
#F7F8F7
100
#ECEEED
200
#D9DEDA
300
#BEC6C0
400
#9AA79D
500
#77887B
600
#5F6D62
700
#4C574F
800
#3B443D
900
#2E332F
950
#1D201E

Contrast Checker

Text on white

9,48:1

AA Pass AAA Pass

Text on black

2,21:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026