#6666EB

#6666EB

Color Values

HEX

#6666EB

RGB

102, 102, 235

HSL

240.0, 76.9%, 66.1%

HSV

240.0, 56.6%, 92.2%

CMYK

56.6%, 56.6%, 0.0%, 7.8%

OKLCH

0.583 0.1956 278.4

Properties

Cool Light Nearest: slateblue 2

Color Harmonies

Complementary

#6666EB

#EBEB66

Analogous

#66A9EB

#A966EB

#6666EB

Triadic

#6666EB

#EB6666

#66EB66

Split Complementary

#6666EB

#EBA966

#A9EB66

Tetradic

#6666EB

#EB66A9

#EBEB66

#66EBA9

Color Blindness Simulation

Original

#6666EB

Protanopia

#6666CB

Deuteranopia

#6666C3

Tritanopia

#66B1AC

Achromatopsia

#707070

CSS Usage

background-color: #6666EB;
color: #6666EB;
border-color: #6666EB;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F2F2FC
100
#E1E1F9
200
#C0C0F7
300
#9393F1
400
#5858E9
500
#1D1DE2
600
#1818B4
700
#131390
800
#0F0F71
900
#0F0F52
950
#090934

Contrast Checker

Text on white

4.5:1

AA Pass AAA Fail

Text on black

4.67:1

AA Pass 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