#424443

#424443

Color Values

HEX

#424443

RGB

66, 68, 67

HSL

150.0, 1.5%, 26.3%

HSV

150.0, 2.9%, 26.7%

CMYK

2.9%, 0.0%, 1.5%, 73.3%

OKLCH

0.3844 0.0031 164.9

Properties

Cool Dark Nearest: RAL 7031 Blue Grey

Color Harmonies

Complementary

#424443

#444243

Analogous

#424442

#424444

#424443

Triadic

#424443

#434244

#444342

Split Complementary

#424443

#444244

#444242

Tetradic

#424443

#424244

#444243

#444442

Color Blindness Simulation

Original

#424443

Protanopia

#434343

Deuteranopia

#434343

Tritanopia

#424343

Achromatopsia

#444444

CSS Usage

background-color: #424443;
color: #424443;
border-color: #424443;
Nearest Tailwind: Neutral 700 #404040

Tailwind Shades

50
#F7F7F7
100
#EDEDED
200
#DBDCDB
300
#C1C3C2
400
#9FA2A1
500
#7E8180
600
#646866
700
#505352
800
#3F4140
900
#303130
950
#1E1F1F

Contrast Checker

Text on white

9.82:1

AA Pass AAA Pass

Text on black

2.14:1

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