#3F358C

#3F358C

Color Values

HEX

#3F358C

RGB

63, 53, 140

HSL

246.9, 45.1%, 37.8%

HSV

246.9, 62.1%, 54.9%

CMYK

55.0%, 62.1%, 0.0%, 45.1%

OKLCH

0.3925 0.1388 283.2

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#3F358C

#828C35

Analogous

#35568C

#6A358C

#3F358C

Triadic

#3F358C

#8C3F35

#358C3F

Split Complementary

#3F358C

#8C6A35

#568C35

Tetradic

#3F358C

#8C3556

#828C35

#358C6A

Color Blindness Simulation

Original

#3F358C

Protanopia

#3B3B77

Deuteranopia

#3B3C72

Tritanopia

#3E6663

Achromatopsia

#3D3D3D

CSS Usage

background-color: #3F358C;
color: #3F358C;
border-color: #3F358C;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F4FA
100
#E8E6F4
200
#CFCBEB
300
#ADA6DD
400
#8076CB
500
#5346B9
600
#433894
700
#352D76
800
#2A235D
900
#211D44
950
#15122B

Contrast Checker

Text on white

10.0:1

AA Pass AAA Pass

Text on black

2.1:1

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