#3F3DB1

#3F3DB1

Color Values

HEX

#3F3DB1

RGB

63, 61, 177

HSL

241.0, 48.7%, 46.7%

HSV

241.0, 65.5%, 69.4%

CMYK

64.4%, 65.5%, 0.0%, 30.6%

OKLCH

0.4383 0.1786 276.8

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#3F3DB1

#AFB13D

Analogous

#3D75B1

#793DB1

#3F3DB1

Triadic

#3F3DB1

#B13F3D

#3DB13F

Split Complementary

#3F3DB1

#B1793D

#75B13D

Tetradic

#3F3DB1

#B13D75

#AFB13D

#3DB179

Color Blindness Simulation

Original

#3F3DB1

Protanopia

#3E3E95

Deuteranopia

#3E3E8E

Tritanopia

#3F7F7A

Achromatopsia

#464646

CSS Usage

background-color: #3F3DB1;
color: #3F3DB1;
border-color: #3F3DB1;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E6E6F5
200
#CACAED
300
#A5A4E0
400
#7473CF
500
#4341BE
600
#363498
700
#2B2A79
800
#22215F
900
#1C1B46
950
#12112C

Contrast Checker

Text on white

8.35:1

AA Pass AAA Pass

Text on black

2.51:1

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