#424288

#424288

Color Values

HEX

#424288

RGB

66, 66, 136

HSL

240.0, 34.7%, 39.6%

HSV

240.0, 51.5%, 53.3%

CMYK

51.5%, 51.5%, 0.0%, 46.7%

OKLCH

0.4168 0.1138 280.3

Properties

Cool Dark Nearest: darkslateblue

Color Harmonies

Complementary

#424288

#888842

Analogous

#426588

#654288

#424288

Triadic

#424288

#884242

#428842

Split Complementary

#424288

#886542

#658842

Tetradic

#424288

#884265

#888842

#428865

Color Blindness Simulation

Original

#424288

Protanopia

#424277

Deuteranopia

#424273

Tritanopia

#426A67

Achromatopsia

#474747

CSS Usage

background-color: #424288;
color: #424288;
border-color: #424288;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E8E8F2
200
#CFCFE8
300
#ADADD7
400
#8080C1
500
#5353AC
600
#434389
700
#35356E
800
#2A2A56
900
#212140
950
#151528

Contrast Checker

Text on white

8.87:1

AA Pass AAA Pass

Text on black

2.37:1

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