#645DF4

#645DF4

Color Values

HEX

#645DF4

RGB

100, 93, 244

HSL

242.8, 87.3%, 66.1%

HSV

242.8, 61.9%, 95.7%

CMYK

59.0%, 61.9%, 0.0%, 4.3%

OKLCH

0.5733 0.2185 279.0

Properties

Cool Dark Nearest: slateblue 1

Color Harmonies

Complementary

#645DF4

#EDF45D

Analogous

#5DA2F4

#B05DF4

#645DF4

Triadic

#645DF4

#F4645D

#5DF464

Split Complementary

#645DF4

#F4B05D

#A2F45D

Tetradic

#645DF4

#F45DA2

#EDF45D

#5DF4B0

Color Blindness Simulation

Original

#645DF4

Protanopia

#6161D0

Deuteranopia

#6162C7

Tritanopia

#64B3AC

Achromatopsia

#696969

CSS Usage

background-color: #645DF4;
color: #645DF4;
border-color: #645DF4;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F2F2FD
100
#E1E0FA
200
#BFBCFA
300
#918CF7
400
#564EF3
500
#1B10EF
600
#150DBF
700
#110A99
800
#0D0877
900
#0E0A57
950
#090737

Contrast Checker

Text on white

4.76:1

AA Pass AAA Fail

Text on black

4.41:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

2월 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

2월 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

2월 19, 2026