#423689

#423689

Color Values

HEX

#423689

RGB

66, 54, 137

HSL

248.7, 43.5%, 37.5%

HSV

248.7, 60.6%, 53.7%

CMYK

51.8%, 60.6%, 0.0%, 46.3%

OKLCH

0.3945 0.1329 285.1

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#423689

#7D8936

Analogous

#365489

#6C3689

#423689

Triadic

#423689

#894236

#368942

Split Complementary

#423689

#896C36

#548936

Tetradic

#423689

#893654

#7D8936

#36896C

Color Blindness Simulation

Original

#423689

Protanopia

#3D3D75

Deuteranopia

#3E3E70

Tritanopia

#416562

Achromatopsia

#3F3F3F

CSS Usage

background-color: #423689;
color: #423689;
border-color: #423689;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F5FA
100
#E8E7F4
200
#D0CCEB
300
#AFA7DC
400
#8478CA
500
#5848B7
600
#463A92
700
#382E75
800
#2C245B
900
#231D43
950
#16132B

Contrast Checker

Text on white

9.9:1

AA Pass AAA Pass

Text on black

2.12:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026