#425367

#425367

Color Values

HEX

#425367

RGB

66, 83, 103

HSL

212.4, 21.9%, 33.1%

HSV

212.4, 35.9%, 40.4%

CMYK

35.9%, 19.4%, 0.0%, 59.6%

OKLCH

0.436 0.0395 252.8

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#425367

#675642

Analogous

#426567

#434267

#425367

Triadic

#425367

#674253

#536742

Split Complementary

#425367

#674342

#656742

Tetradic

#425367

#674265

#675642

#426743

Color Blindness Simulation

Original

#425367

Protanopia

#494A62

Deuteranopia

#484761

Tritanopia

#435E5E

Achromatopsia

#515151

CSS Usage

background-color: #425367;
color: #425367;
border-color: #425367;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F9
100
#EAEDF0
200
#D3DBE3
300
#B4C1CF
400
#8C9FB5
500
#647D9B
600
#50647C
700
#405063
800
#323F4E
900
#27303A
950
#191E25

Contrast Checker

Text on white

7.88:1

AA Pass AAA Pass

Text on black

2.66:1

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