#3F313F

#3F313F

Color Values

HEX

#3F313F

RGB

63, 49, 63

HSL

300,0, 12,5%, 22,0%

HSV

300,0, 22,2%, 24,7%

CMYK

0,0%, 22,2%, 0,0%, 75,3%

OKLCH

0,3342 0,0308 326,2

Properties

Warm Dark Nearest: RAL 5008 Grey Blue

Color Harmonies

Complementary

#3F313F

#313F31

Analogous

#38313F

#3F3138

#3F313F

Triadic

#3F313F

#3F3F31

#313F3F

Split Complementary

#3F313F

#383F31

#313F38

Tetradic

#3F313F

#3F3831

#313F31

#31383F

Color Blindness Simulation

Original

#3F313F

Protanopia

#39393C

Deuteranopia

#3A3B3B

Tritanopia

#3E3938

Achromatopsia

#353535

CSS Usage

background-color: #3F313F;
color: #3F313F;
border-color: #3F313F;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F8F7F8
100
#EFEBEF
200
#E0D7E0
300
#C9BAC9
400
#AC95AC
500
#8F708F
600
#735973
700
#5C475C
800
#483848
900
#362B36
950
#221B22

Contrast Checker

Text on white

12,19:1

AA Pass AAA Pass

Text on black

1,72:1

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