#3F43EE

#3F43EE

Color Values

HEX

#3F43EE

RGB

63, 67, 238

HSL

238.6, 83.7%, 59.0%

HSV

238.6, 73.5%, 93.3%

CMYK

73.5%, 71.8%, 0.0%, 6.7%

OKLCH

0.5052 0.2475 272.2

Properties

Cool Dark Nearest: blueviolet

Color Harmonies

Complementary

#3F43EE

#EEEA3F

Analogous

#3F9BEE

#923FEE

#3F43EE

Triadic

#3F43EE

#EE3F43

#43EE3F

Split Complementary

#3F43EE

#EE923F

#9BEE3F

Tetradic

#3F43EE

#EE3F9B

#EEEA3F

#3FEE92

Color Blindness Simulation

Original

#3F43EE

Protanopia

#4141C5

Deuteranopia

#4040BB

Tritanopia

#3FA49D

Achromatopsia

#4E4E4E

CSS Usage

background-color: #3F43EE;
color: #3F43EE;
border-color: #3F43EE;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F2F2FD
100
#E0E1FA
200
#BDBFF9
300
#8F91F5
400
#5255F0
500
#151AEA
600
#1115BB
700
#0D1096
800
#0A0D75
900
#0C0E55
950
#080936

Contrast Checker

Text on white

6.46:1

AA Pass AAA Fail

Text on black

3.25:1

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