#424756

#424756

Color Values

HEX

#424756

RGB

66, 71, 86

HSL

225.0, 13.2%, 29.8%

HSV

225.0, 23.3%, 33.7%

CMYK

23.3%, 17.4%, 0.0%, 66.3%

OKLCH

0.3993 0.0262 270.7

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#424756

#565142

Analogous

#425156

#474256

#424756

Triadic

#424756

#564247

#475642

Split Complementary

#424756

#564742

#515642

Tetradic

#424756

#564251

#565142

#425647

Color Blindness Simulation

Original

#424756

Protanopia

#444452

Deuteranopia

#444452

Tritanopia

#42504F

Achromatopsia

#474747

CSS Usage

background-color: #424756;
color: #424756;
border-color: #424756;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F6F7F8
100
#EBECEF
200
#D7D9E0
300
#BABECA
400
#949AAD
500
#6F7790
600
#595F73
700
#474C5C
800
#373C48
900
#2B2E36
950
#1B1D22

Contrast Checker

Text on white

9.26:1

AA Pass AAA Pass

Text on black

2.27:1

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