#666ADC

#666ADC

Color Values

HEX

#666ADC

RGB

102, 106, 220

HSL

238.0, 62.8%, 63.1%

HSV

238.0, 53.6%, 86.3%

CMYK

53.6%, 51.8%, 0.0%, 13.7%

OKLCH

0.5796 0.1705 278.1

Properties

Cool Light Nearest: slateblue

Color Harmonies

Complementary

#666ADC

#DCD866

Analogous

#66A5DC

#9D66DC

#666ADC

Triadic

#666ADC

#DC666A

#6ADC66

Split Complementary

#666ADC

#DC9D66

#A5DC66

Tetradic

#666ADC

#DC66A5

#DCD866

#66DC9D

Color Blindness Simulation

Original

#666ADC

Protanopia

#6868C0

Deuteranopia

#6867BA

Tritanopia

#66ABA6

Achromatopsia

#717171

CSS Usage

background-color: #666ADC;
color: #666ADC;
border-color: #666ADC;
Nearest Tailwind: Indigo 400 #818CF8

Tailwind Shades

50
#F3F4FB
100
#E4E4F7
200
#C5C6F2
300
#9B9EE8
400
#6569DC
500
#2F35D0
600
#262AA6
700
#1E2285
800
#181A68
900
#15174C
950
#0D0E30

Contrast Checker

Text on white

4.51:1

AA Pass AAA Fail

Text on black

4.66:1

AA Pass AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026