#42484C

#42484C

Color Values

HEX

#42484C

RGB

66, 72, 76

HSL

204.0, 7.0%, 27.8%

HSV

204.0, 13.2%, 29.8%

CMYK

13.2%, 5.3%, 0.0%, 70.2%

OKLCH

0.3976 0.0104 236.8

Properties

Cool Dark Nearest: RAL 7031 Blue Grey

Color Harmonies

Complementary

#42484C

#4C4642

Analogous

#424C4B

#42434C

#42484C

Triadic

#42484C

#4C4248

#484C42

Split Complementary

#42484C

#4C4243

#4C4B42

Tetradic

#42484C

#4B424C

#4C4642

#434C42

Color Blindness Simulation

Original

#42484C

Protanopia

#45454B

Deuteranopia

#44444B

Tritanopia

#424A4A

Achromatopsia

#474747

CSS Usage

background-color: #42484C;
color: #42484C;
border-color: #42484C;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F7F7F8
100
#ECEDEE
200
#D9DCDE
300
#BEC3C6
400
#9AA2A7
500
#778188
600
#5F676D
700
#4C5357
800
#3B4144
900
#2D3134
950
#1D1F21

Contrast Checker

Text on white

9.28:1

AA Pass AAA Pass

Text on black

2.26:1

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