#664790

#664790

Color Values

HEX

#664790

RGB

102, 71, 144

HSL

265.5, 34.0%, 42.2%

HSV

265.5, 50.7%, 56.5%

CMYK

29.2%, 50.7%, 0.0%, 43.5%

OKLCH

0.4658 0.1178 301.6

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#664790

#719047

Analogous

#474D90

#8B4790

#664790

Triadic

#664790

#906647

#479066

Split Complementary

#664790

#908B47

#4D9047

Tetradic

#664790

#90474D

#719047

#47908B

Color Blindness Simulation

Original

#664790

Protanopia

#59587E

Deuteranopia

#5A5D7A

Tritanopia

#64706D

Achromatopsia

#535353

CSS Usage

background-color: #664790;
color: #664790;
border-color: #664790;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F7F5FA
100
#ECE8F2
200
#D9CFE7
300
#BFADD7
400
#9C81C1
500
#7954AB
600
#614389
700
#4D366D
800
#3C2A55
900
#2E223F
950
#1D1528

Contrast Checker

Text on white

7.32:1

AA Pass AAA Pass

Text on black

2.87:1

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