#425259

#425259

Color Values

HEX

#425259

RGB

66, 82, 89

HSL

198.3, 14.8%, 30.4%

HSV

198.3, 25.8%, 34.9%

CMYK

25.8%, 7.9%, 0.0%, 65.1%

OKLCH

0.4276 0.0232 226.3

Properties

Cool Dark Nearest: RAL 7011 Iron Grey

Color Harmonies

Complementary

#425259

#594942

Analogous

#425955

#424759

#425259

Triadic

#425259

#594252

#525942

Split Complementary

#425259

#594247

#595542

Tetradic

#425259

#554259

#594942

#475942

Color Blindness Simulation

Original

#425259

Protanopia

#494957

Deuteranopia

#484757

Tritanopia

#435656

Achromatopsia

#4F4F4F

CSS Usage

background-color: #425259;
color: #425259;
border-color: #425259;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F6F8F8
100
#EBEEEF
200
#D6DDE1
300
#B9C5CB
400
#93A6AF
500
#6D8792
600
#576C75
700
#46565E
800
#364349
900
#2A3337
950
#1B2023

Contrast Checker

Text on white

8.13:1

AA Pass AAA Pass

Text on black

2.58:1

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