#645ED2

#645ED2

Color Values

HEX

#645ED2

RGB

100, 94, 210

HSL

243.1, 56.3%, 59.6%

HSV

243.1, 55.2%, 82.4%

CMYK

52.4%, 55.2%, 0.0%, 17.6%

OKLCH

0.5493 0.1732 281.4

Properties

Cool Dark Nearest: slateblue

Color Harmonies

Complementary

#645ED2

#CCD25E

Analogous

#5E92D2

#9E5ED2

#645ED2

Triadic

#645ED2

#D2645E

#5ED264

Split Complementary

#645ED2

#D29E5E

#92D25E

Tetradic

#645ED2

#D25E92

#CCD25E

#5ED29E

Color Blindness Simulation

Original

#645ED2

Protanopia

#6161B6

Deuteranopia

#6262AF

Tritanopia

#64A09B

Achromatopsia

#686868

CSS Usage

background-color: #645ED2;
color: #645ED2;
border-color: #645ED2;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F4F4FB
100
#E5E5F6
200
#C9C7EF
300
#A39FE4
400
#716CD6
500
#3F38C7
600
#332D9F
700
#282480
800
#201C64
900
#1A1849
950
#110F2E

Contrast Checker

Text on white

5.16:1

AA Pass AAA Fail

Text on black

4.07:1

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