#6556CF

#6556CF

Color Values

HEX

#6556CF

RGB

101, 86, 207

HSL

247,4, 55,8%, 57,5%

HSV

247,4, 58,5%, 81,2%

CMYK

51,2%, 58,5%, 0,0%, 18,8%

OKLCH

0,534 0,1798 284,1

Properties

Cool Dark Nearest: slateblue 3

Color Harmonies

Complementary

#6556CF

#C0CF56

Analogous

#5684CF

#A256CF

#6556CF

Triadic

#6556CF

#CF6556

#56CF65

Split Complementary

#6556CF

#CFA256

#84CF56

Tetradic

#6556CF

#CF5684

#C0CF56

#56CFA2

Color Blindness Simulation

Original

#6556CF

Protanopia

#5F5EB2

Deuteranopia

#5F60AB

Tritanopia

#649B96

Achromatopsia

#626262

CSS Usage

background-color: #6556CF;
color: #6556CF;
border-color: #6556CF;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F5F4FB
100
#E7E5F6
200
#CCC7EF
300
#A8A0E4
400
#796CD5
500
#4A38C7
600
#3B2D9F
700
#2F247F
800
#251C63
900
#1E1849
950
#130F2E

Contrast Checker

Text on white

5,55:1

AA Pass AAA Fail

Text on black

3,79:1

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