#423CB6

#423CB6

Color Values

HEX

#423CB6

RGB

66, 60, 182

HSL

243.0, 50.4%, 47.5%

HSV

243.0, 67.0%, 71.4%

CMYK

63.7%, 67.0%, 0.0%, 28.6%

OKLCH

0.4433 0.1856 277.8

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#423CB6

#B0B63C

Analogous

#3C73B6

#7F3CB6

#423CB6

Triadic

#423CB6

#B6423C

#3CB642

Split Complementary

#423CB6

#B67F3C

#73B63C

Tetradic

#423CB6

#B63C73

#B0B63C

#3CB67F

Color Blindness Simulation

Original

#423CB6

Protanopia

#3F3F99

Deuteranopia

#404091

Tritanopia

#42817C

Achromatopsia

#464646

CSS Usage

background-color: #423CB6;
color: #423CB6;
border-color: #423CB6;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E6E6F5
200
#CBC9ED
300
#A6A3E1
400
#7671D0
500
#463FC0
600
#383399
700
#2D287B
800
#232060
900
#1D1A46
950
#12112C

Contrast Checker

Text on white

8.22:1

AA Pass AAA Pass

Text on black

2.55:1

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