#644897

#644897

Color Values

HEX

#644897

RGB

100, 72, 151

HSL

261.3, 35.4%, 43.7%

HSV

261.3, 52.3%, 59.2%

CMYK

33.8%, 52.3%, 0.0%, 40.8%

OKLCH

0.4699 0.1252 297.8

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#644897

#7B9748

Analogous

#485397

#8B4897

#644897

Triadic

#644897

#976448

#489764

Split Complementary

#644897

#978B48

#539748

Tetradic

#644897

#974853

#7B9748

#48978B

Color Blindness Simulation

Original

#644897

Protanopia

#585884

Deuteranopia

#5A5C7F

Tritanopia

#637571

Achromatopsia

#545454

CSS Usage

background-color: #644897;
color: #644897;
border-color: #644897;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F7F5FA
100
#ECE8F3
200
#D8CFE8
300
#BCACD7
400
#977FC2
500
#7252AD
600
#5C428A
700
#49356E
800
#392956
900
#2C2140
950
#1C1528

Contrast Checker

Text on white

7.2:1

AA Pass AAA Pass

Text on black

2.92:1

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