#6557DC

#6557DC

Color Values

HEX

#6557DC

RGB

101, 87, 220

HSL

246.3, 65.5%, 60.2%

HSV

246.3, 60.5%, 86.3%

CMYK

54.1%, 60.5%, 0.0%, 13.7%

OKLCH

0.5455 0.1953 282.5

Properties

Cool Dark Nearest: slateblue 2

Color Harmonies

Complementary

#6557DC

#CEDC57

Analogous

#578CDC

#A757DC

#6557DC

Triadic

#6557DC

#DC6557

#57DC65

Split Complementary

#6557DC

#DCA757

#8CDC57

Tetradic

#6557DC

#DC578C

#CEDC57

#57DCA7

Color Blindness Simulation

Original

#6557DC

Protanopia

#5F5FBC

Deuteranopia

#6061B4

Tritanopia

#64A29D

Achromatopsia

#646464

CSS Usage

background-color: #6557DC;
color: #6557DC;
border-color: #6557DC;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F4F3FC
100
#E5E3F7
200
#C9C4F3
300
#A29AEA
400
#7063DE
500
#3E2CD3
600
#3123A9
700
#271C87
800
#1F166A
900
#1A144D
950
#100D31

Contrast Checker

Text on white

5.32:1

AA Pass AAA Fail

Text on black

3.95:1

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