#4243D7

#4243D7

Color Values

HEX

#4243D7

RGB

66, 67, 215

HSL

239.6, 65.1%, 55.1%

HSV

239.6, 69.3%, 84.3%

CMYK

69.3%, 68.8%, 0.0%, 15.7%

OKLCH

0.4847 0.2192 274.3

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#4243D7

#D7D642

Analogous

#428DD7

#8C42D7

#4243D7

Triadic

#4243D7

#D74243

#43D742

Split Complementary

#4243D7

#D78C42

#8DD742

Tetradic

#4243D7

#D7428D

#D7D642

#42D78C

Color Blindness Simulation

Original

#4243D7

Protanopia

#4242B3

Deuteranopia

#4242AB

Tritanopia

#429791

Achromatopsia

#4D4D4D

CSS Usage

background-color: #4243D7;
color: #4243D7;
border-color: #4243D7;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FC
100
#E3E3F7
200
#C4C4F3
300
#9A9AEA
400
#6364DE
500
#2C2ED3
600
#2424A8
700
#1C1D87
800
#161769
900
#14144D
950
#0D0D31

Contrast Checker

Text on white

6.96:1

AA Pass AAA Fail

Text on black

3.02:1

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