#660DA4

#660DA4

Color Values

HEX

#660DA4

RGB

102, 13, 164

HSL

275,4, 85,3%, 34,7%

HSV

275,4, 92,1%, 64,3%

CMYK

37,8%, 92,1%, 0,0%, 35,7%

OKLCH

0,4149 0,2079 303,9

Properties

Cool Dark Nearest: indigo

Color Harmonies

Complementary

#660DA4

#4BA40D

Analogous

#1B0DA4

#A40D96

#660DA4

Triadic

#660DA4

#A4660D

#0DA466

Split Complementary

#660DA4

#96A40D

#0DA41B

Tetradic

#660DA4

#A41B0D

#4BA40D

#0D96A4

Color Blindness Simulation

Original

#660DA4

Protanopia

#3F3F80

Deuteranopia

#454B77

Tritanopia

#62635C

Achromatopsia

#2B2B2B

CSS Usage

background-color: #660DA4;
color: #660DA4;
border-color: #660DA4;
Nearest Tailwind: Purple 800 #6B21A8

Tailwind Shades

50
#F8F2FD
100
#EFE0FA
200
#E1BDFA
300
#CB8EF6
400
#AF50F1
500
#9313EC
600
#760FBD
700
#5E0C97
800
#4A0976
900
#370B56
950
#230736

Contrast Checker

Text on white

9,73:1

AA Pass AAA Pass

Text on black

2,16:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026