#3F3B84

#3F3B84

Color Values

HEX

#3F3B84

RGB

63, 59, 132

HSL

243.3, 38.2%, 37.5%

HSV

243.3, 55.3%, 51.8%

CMYK

52.3%, 55.3%, 0.0%, 48.2%

OKLCH

0.3974 0.1187 282.0

Properties

Cool Dark Nearest: darkslateblue

Color Harmonies

Complementary

#3F3B84

#80843B

Analogous

#3B5C84

#643B84

#3F3B84

Triadic

#3F3B84

#843F3B

#3B843F

Split Complementary

#3F3B84

#84643B

#5C843B

Tetradic

#3F3B84

#843B5C

#80843B

#3B8464

Color Blindness Simulation

Original

#3F3B84

Protanopia

#3D3D72

Deuteranopia

#3E3E6E

Tritanopia

#3F6461

Achromatopsia

#414141

CSS Usage

background-color: #3F3B84;
color: #3F3B84;
border-color: #3F3B84;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E8E7F3
200
#CFCEE9
300
#ADAAD9
400
#817DC5
500
#544FB0
600
#433F8D
700
#363271
800
#2A2758
900
#222041
950
#151429

Contrast Checker

Text on white

9.68:1

AA Pass AAA Pass

Text on black

2.17:1

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