#3F5453

#3F5453

Color Values

HEX

#3F5453

RGB

63, 84, 83

HSL

177.1, 14.3%, 28.8%

HSV

177.1, 25.0%, 32.9%

CMYK

25.0%, 0.0%, 1.2%, 67.1%

OKLCH

0.4282 0.0258 192.6

Properties

Cool Dark Nearest: darkslategrey

Color Harmonies

Complementary

#3F5453

#543F40

Analogous

#3F5448

#3F4A54

#3F5453

Triadic

#3F5453

#533F54

#54533F

Split Complementary

#3F5453

#543F4A

#54483F

Tetradic

#3F5453

#483F54

#543F40

#4A543F

Color Blindness Simulation

Original

#3F5453

Protanopia

#484853

Deuteranopia

#474553

Tritanopia

#405353

Achromatopsia

#4F4F4F

CSS Usage

background-color: #3F5453;
color: #3F5453;
border-color: #3F5453;
Nearest Tailwind: Neutral 600 #525252

Tailwind Shades

50
#F6F8F8
100
#EBEFEF
200
#D6E0E0
300
#B9CBCA
400
#93AEAD
500
#6D9290
600
#577573
700
#465D5C
800
#374948
900
#2A3736
950
#1B2322

Contrast Checker

Text on white

8.06:1

AA Pass AAA Pass

Text on black

2.6:1

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