#3F43D3

#3F43D3

Color Values

HEX

#3F43D3

RGB

63, 67, 211

HSL

238.4, 62.7%, 53.7%

HSV

238.4, 70.1%, 82.7%

CMYK

70.1%, 68.2%, 0.0%, 17.3%

OKLCH

0.4792 0.215 273.6

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#3F43D3

#D3CF3F

Analogous

#3F8DD3

#853FD3

#3F43D3

Triadic

#3F43D3

#D33F43

#43D33F

Split Complementary

#3F43D3

#D3853F

#8DD33F

Tetradic

#3F43D3

#D33F8D

#D3CF3F

#3FD385

Color Blindness Simulation

Original

#3F43D3

Protanopia

#4141B0

Deuteranopia

#4040A8

Tritanopia

#3F958F

Achromatopsia

#4D4D4D

CSS Usage

background-color: #3F43D3;
color: #3F43D3;
border-color: #3F43D3;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FB
100
#E4E4F7
200
#C5C6F2
300
#9B9DE8
400
#6569DC
500
#3034CF
600
#2629A6
700
#1E2185
800
#181A68
900
#15174C
950
#0D0E30

Contrast Checker

Text on white

7.11:1

AA Pass AAA Pass

Text on black

2.95:1

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