#424755

#424755

Color Values

HEX

#424755

RGB

66, 71, 85

HSL

224.2, 12.6%, 29.6%

HSV

224.2, 22.4%, 33.3%

CMYK

22.4%, 16.5%, 0.0%, 66.7%

OKLCH

0.3988 0.0245 269.8

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#424755

#555042

Analogous

#425055

#464255

#424755

Triadic

#424755

#554247

#475542

Split Complementary

#424755

#554642

#505542

Tetradic

#424755

#554250

#555042

#425546

Color Blindness Simulation

Original

#424755

Protanopia

#444452

Deuteranopia

#444451

Tritanopia

#424F4E

Achromatopsia

#474747

CSS Usage

background-color: #424755;
color: #424755;
border-color: #424755;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F7F7F8
100
#EBECEF
200
#D7D9E0
300
#BABECA
400
#959BAD
500
#6F7890
600
#596073
700
#474D5C
800
#383C48
900
#2B2E36
950
#1B1D22

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