#3F3091

#3F3091

Color Values

HEX

#3F3091

RGB

63, 48, 145

HSL

249.3, 50.3%, 37.8%

HSV

249.3, 66.9%, 56.9%

CMYK

56.6%, 66.9%, 0.0%, 43.1%

OKLCH

0.3882 0.1523 283.8

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#3F3091

#829130

Analogous

#305191

#6F3091

#3F3091

Triadic

#3F3091

#913F30

#30913F

Split Complementary

#3F3091

#916F30

#519130

Tetradic

#3F3091

#913051

#829130

#30916F

Color Blindness Simulation

Original

#3F3091

Protanopia

#39387A

Deuteranopia

#393A74

Tritanopia

#3E6763

Achromatopsia

#3A3A3A

CSS Usage

background-color: #3F3091;
color: #3F3091;
border-color: #3F3091;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F4FB
100
#E8E6F5
200
#CFC9ED
300
#ADA3E1
400
#8071D0
500
#533FC0
600
#433399
700
#35297B
800
#2A2060
900
#211B46
950
#15112C

Contrast Checker

Text on white

10.28:1

AA Pass AAA Pass

Text on black

2.04:1

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