#663C92

#663C92

Color Values

HEX

#663C92

RGB

102, 60, 146

HSL

269.3, 41.7%, 40.4%

HSV

269.3, 58.9%, 57.3%

CMYK

30.1%, 58.9%, 0.0%, 42.7%

OKLCH

0.4486 0.1385 303.9

Properties

Cool Dark Nearest: Royal Purple

Color Harmonies

Complementary

#663C92

#68923C

Analogous

#3C3D92

#913C92

#663C92

Triadic

#663C92

#92663C

#3C9266

Split Complementary

#663C92

#92913C

#3D923C

Tetradic

#663C92

#923C3D

#68923C

#3C9291

Color Blindness Simulation

Original

#663C92

Protanopia

#54537D

Deuteranopia

#565978

Tritanopia

#646D69

Achromatopsia

#4B4B4B

CSS Usage

background-color: #663C92;
color: #663C92;
border-color: #663C92;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F7F5FA
100
#EDE7F3
200
#DBCCEA
300
#C1A8DB
400
#A079C8
500
#7E4AB5
600
#653B91
700
#513074
800
#3F255A
900
#301E43
950
#1E132A

Contrast Checker

Text on white

8.0:1

AA Pass AAA Pass

Text on black

2.63:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026