#3F3B85

#3F3B85

Color Values

HEX

#3F3B85

RGB

63, 59, 133

HSL

243.2, 38.5%, 37.6%

HSV

243.2, 55.6%, 52.2%

CMYK

52.6%, 55.6%, 0.0%, 47.8%

OKLCH

0.3982 0.1202 281.9

Properties

Cool Dark Nearest: darkslateblue

Color Harmonies

Complementary

#3F3B85

#81853B

Analogous

#3B5C85

#643B85

#3F3B85

Triadic

#3F3B85

#853F3B

#3B853F

Split Complementary

#3F3B85

#85643B

#5C853B

Tetradic

#3F3B85

#853B5C

#81853B

#3B8564

Color Blindness Simulation

Original

#3F3B85

Protanopia

#3D3D73

Deuteranopia

#3E3E6F

Tritanopia

#3F6562

Achromatopsia

#414141

CSS Usage

background-color: #3F3B85;
color: #3F3B85;
border-color: #3F3B85;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E8E7F3
200
#CFCEE9
300
#ADAAD9
400
#807CC5
500
#544EB1
600
#433F8D
700
#363271
800
#2A2758
900
#212041
950
#151429

Contrast Checker

Text on white

9.65:1

AA Pass AAA Pass

Text on black

2.18:1

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