#665EDD

#665EDD

Color Values

HEX

#665EDD

RGB

102, 94, 221

HSL

243.8, 65.1%, 61.8%

HSV

243.8, 57.5%, 86.7%

CMYK

53.8%, 57.5%, 0.0%, 13.3%

OKLCH

0.5588 0.1875 281.3

Properties

Cool Dark Nearest: mediumslateblue

Color Harmonies

Complementary

#665EDD

#D5DD5E

Analogous

#5E96DD

#A65EDD

#665EDD

Triadic

#665EDD

#DD665E

#5EDD66

Split Complementary

#665EDD

#DDA65E

#96DD5E

Tetradic

#665EDD

#DD5E96

#D5DD5E

#5EDDA6

Color Blindness Simulation

Original

#665EDD

Protanopia

#6362BE

Deuteranopia

#6364B7

Tritanopia

#66A6A1

Achromatopsia

#696969

CSS Usage

background-color: #665EDD;
color: #665EDD;
border-color: #665EDD;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F4F3FC
100
#E5E3F7
200
#C7C4F3
300
#9F9AEA
400
#6B63DE
500
#372CD3
600
#2C24A8
700
#231C87
800
#1C1669
900
#18144D
950
#0F0D31

Contrast Checker

Text on white

4.99:1

AA Pass AAA Fail

Text on black

4.21:1

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