#3D40B7

#3D40B7

Color Values

HEX

#3D40B7

RGB

61, 64, 183

HSL

238.5, 50.0%, 47.8%

HSV

238.5, 66.7%, 71.8%

CMYK

66.7%, 65.0%, 0.0%, 28.2%

OKLCH

0.4473 0.1833 275.0

Properties

Cool Dark Nearest: slateblue 3

Color Harmonies

Complementary

#3D40B7

#B7B43D

Analogous

#3D7DB7

#773DB7

#3D40B7

Triadic

#3D40B7

#B73D40

#40B73D

Split Complementary

#3D40B7

#B7773D

#7DB73D

Tetradic

#3D40B7

#B73D7D

#B7B43D

#3DB777

Color Blindness Simulation

Original

#3D40B7

Protanopia

#3E3E9A

Deuteranopia

#3E3E93

Tritanopia

#3D837E

Achromatopsia

#484848

CSS Usage

background-color: #3D40B7;
color: #3D40B7;
border-color: #3D40B7;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E6E6F5
200
#C9CAED
300
#A3A5E0
400
#7174D0
500
#4043BF
600
#333699
700
#292B7A
800
#202160
900
#1B1C46
950
#11122C

Contrast Checker

Text on white

8.03:1

AA Pass AAA Pass

Text on black

2.62:1

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