#3D3B99

#3D3B99

Color Values

HEX

#3D3B99

RGB

61, 59, 153

HSL

241.3, 44.3%, 41.6%

HSV

241.3, 61.4%, 60.0%

CMYK

60.1%, 61.4%, 0.0%, 40.0%

OKLCH

0.4125 0.1492 278.6

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#3D3B99

#97993B

Analogous

#3B6899

#6C3B99

#3D3B99

Triadic

#3D3B99

#993D3B

#3B993D

Split Complementary

#3D3B99

#996C3B

#68993B

Tetradic

#3D3B99

#993B68

#97993B

#3B996C

Color Blindness Simulation

Original

#3D3B99

Protanopia

#3C3C82

Deuteranopia

#3C3C7D

Tritanopia

#3D706C

Achromatopsia

#424242

CSS Usage

background-color: #3D3B99;
color: #3D3B99;
border-color: #3D3B99;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F4FA
100
#E7E6F4
200
#CCCBEB
300
#A8A7DD
400
#7977CA
500
#4947B8
600
#3B3993
700
#2F2D76
800
#25245C
900
#1E1D44
950
#13122B

Contrast Checker

Text on white

9.19:1

AA Pass AAA Pass

Text on black

2.28:1

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