#3F413F

#3F413F

Color Values

HEX

#3F413F

RGB

63, 65, 63

HSL

120,0, 1,6%, 25,1%

HSV

120,0, 3,1%, 25,5%

CMYK

3,1%, 0,0%, 3,1%, 74,5%

OKLCH

0,3727 0,0043 145,5

Properties

Cool Dark Nearest: RAL 6015 Black Olive

Color Harmonies

Complementary

#3F413F

#413F41

Analogous

#40413F

#3F4140

#3F413F

Triadic

#3F413F

#3F3F41

#413F3F

Split Complementary

#3F413F

#403F41

#413F40

Tetradic

#3F413F

#3F4041

#413F41

#41403F

Color Blindness Simulation

Original

#3F413F

Protanopia

#40403F

Deuteranopia

#404040

Tritanopia

#3F4040

Achromatopsia

#404040

CSS Usage

background-color: #3F413F;
color: #3F413F;
border-color: #3F413F;
Nearest Tailwind: Neutral 700 #404040

Tailwind Shades

50
#F7F7F7
100
#EDEDED
200
#DBDCDB
300
#C1C3C1
400
#9FA29F
500
#7D827D
600
#646864
700
#505350
800
#3F413F
900
#303130
950
#1E1F1E

Contrast Checker

Text on white

10,3:1

AA Pass AAA Pass

Text on black

2,04:1

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