#424F4F

#424F4F

Color Values

HEX

#424F4F

RGB

66, 79, 79

HSL

180.0, 9.0%, 28.4%

HSV

180.0, 16.5%, 31.0%

CMYK

16.5%, 0.0%, 0.0%, 69.0%

OKLCH

0.4163 0.0165 196.5

Properties

Cool Dark Nearest: Outer Space

Color Harmonies

Complementary

#424F4F

#4F4242

Analogous

#424F48

#42484F

#424F4F

Triadic

#424F4F

#4F424F

#4F4F42

Split Complementary

#424F4F

#4F4248

#4F4842

Tetradic

#424F4F

#48424F

#4F4242

#484F42

Color Blindness Simulation

Original

#424F4F

Protanopia

#48484F

Deuteranopia

#47464F

Tritanopia

#434F4F

Achromatopsia

#4C4C4C

CSS Usage

background-color: #424F4F;
color: #424F4F;
border-color: #424F4F;
Nearest Tailwind: Neutral 600 #525252

Tailwind Shades

50
#F7F8F8
100
#ECEFEF
200
#D8DFDF
300
#BCC7C7
400
#98A9A9
500
#748B8B
600
#5D6F6F
700
#4A5959
800
#3A4545
900
#2D3434
950
#1C2121

Contrast Checker

Text on white

8.53:1

AA Pass AAA Pass

Text on black

2.46:1

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