#425457

#425457

Color Values

HEX

#425457

RGB

66, 84, 87

HSL

188.6, 13.7%, 30.0%

HSV

188.6, 24.1%, 34.1%

CMYK

24.1%, 3.4%, 0.0%, 65.9%

OKLCH

0.4319 0.0228 208.8

Properties

Cool Dark Nearest: RAL 7011 Iron Grey

Color Harmonies

Complementary

#425457

#574542

Analogous

#425750

#424957

#425457

Triadic

#425457

#574254

#545742

Split Complementary

#425457

#574249

#575042

Tetradic

#425457

#504257

#574542

#495742

Color Blindness Simulation

Original

#425457

Protanopia

#4A4A56

Deuteranopia

#494756

Tritanopia

#435656

Achromatopsia

#505050

CSS Usage

background-color: #425457;
color: #425457;
border-color: #425457;
Nearest Tailwind: Neutral 600 #525252

Tailwind Shades

50
#F6F8F8
100
#EBEFEF
200
#D6DFE0
300
#B9C8CA
400
#94AAAE
500
#6E8C91
600
#587074
700
#465A5D
800
#374648
900
#2A3536
950
#1B2122

Contrast Checker

Text on white

7.96:1

AA Pass AAA Pass

Text on black

2.64:1

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