#6566D2

#6566D2

Color Values

HEX

#6566D2

RGB

101, 102, 210

HSL

239.4, 54.8%, 61.0%

HSV

239.4, 51.9%, 82.4%

CMYK

51.9%, 51.4%, 0.0%, 17.6%

OKLCH

0.5647 0.1623 279.5

Properties

Cool Dark Nearest: slateblue

Color Harmonies

Complementary

#6566D2

#D2D165

Analogous

#659DD2

#9A65D2

#6566D2

Triadic

#6566D2

#D26566

#66D265

Split Complementary

#6566D2

#D29A65

#9DD265

Tetradic

#6566D2

#D2659D

#D2D165

#65D29A

Color Blindness Simulation

Original

#6566D2

Protanopia

#6565B8

Deuteranopia

#6565B2

Tritanopia

#65A39F

Achromatopsia

#6E6E6E

CSS Usage

background-color: #6566D2;
color: #6566D2;
border-color: #6566D2;
Nearest Tailwind: Indigo 400 #818CF8

Tailwind Shades

50
#F4F4FB
100
#E5E5F5
200
#C8C8EF
300
#A0A1E3
400
#6D6ED4
500
#3A3BC5
600
#2E2F9E
700
#25267E
800
#1D1E63
900
#191948
950
#10102E

Contrast Checker

Text on white

4.79:1

AA Pass AAA Fail

Text on black

4.38:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026