#423358

#423358

Color Values

HEX

#423358

RGB

66, 51, 88

HSL

264.3, 26.6%, 27.3%

HSV

264.3, 42.0%, 34.5%

CMYK

25.0%, 42.0%, 0.0%, 65.5%

OKLCH

0.3546 0.065 301.9

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#423358

#495833

Analogous

#333758

#553358

#423358

Triadic

#423358

#584233

#335842

Split Complementary

#423358

#585533

#375833

Tetradic

#423358

#583337

#495833

#335855

Color Blindness Simulation

Original

#423358

Protanopia

#3C3B4F

Deuteranopia

#3C3D4D

Tritanopia

#414846

Achromatopsia

#393939

CSS Usage

background-color: #423358;
color: #423358;
border-color: #423358;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F7F6F9
100
#ECE9F1
200
#D9D2E5
300
#BFB2D2
400
#9C88BA
500
#795EA1
600
#614B81
700
#4D3C67
800
#3D2F51
900
#2E253C
950
#1D1726

Contrast Checker

Text on white

11.38:1

AA Pass AAA Pass

Text on black

1.85:1

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