#660FA4

#660FA4

Color Values

HEX

#660FA4

RGB

102, 15, 164

HSL

275.0, 83.2%, 35.1%

HSV

275.0, 90.9%, 64.3%

CMYK

37.8%, 90.9%, 0.0%, 35.7%

OKLCH

0.4158 0.2068 303.8

Properties

Cool Dark Nearest: indigo

Color Harmonies

Complementary

#660FA4

#4DA40F

Analogous

#1B0FA4

#A40F98

#660FA4

Triadic

#660FA4

#A4660F

#0FA466

Split Complementary

#660FA4

#98A40F

#0FA41B

Tetradic

#660FA4

#A41B0F

#4DA40F

#0F98A4

Color Blindness Simulation

Original

#660FA4

Protanopia

#404080

Deuteranopia

#454C77

Tritanopia

#62635D

Achromatopsia

#2C2C2C

CSS Usage

background-color: #660FA4;
color: #660FA4;
border-color: #660FA4;
Nearest Tailwind: Purple 800 #6B21A8

Tailwind Shades

50
#F8F2FD
100
#EFE1FA
200
#E0BEF9
300
#CA8FF5
400
#AE52EF
500
#9115EA
600
#7411BB
700
#5D0E95
800
#490B75
900
#360C55
950
#220836

Contrast Checker

Text on white

9.68:1

AA Pass AAA Pass

Text on black

2.17:1

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