#645299

#645299

Color Values

HEX

#645299

RGB

100, 82, 153

HSL

255.2, 30.2%, 46.1%

HSV

255.2, 46.4%, 60.0%

CMYK

34.6%, 46.4%, 0.0%, 40.0%

OKLCH

0.4896 0.1116 293.5

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#645299

#879952

Analogous

#526499

#885299

#645299

Triadic

#645299

#996452

#529964

Split Complementary

#645299

#998852

#649952

Tetradic

#645299

#995264

#879952

#529988

Color Blindness Simulation

Original

#645299

Protanopia

#5C5C88

Deuteranopia

#5D5F84

Tritanopia

#637A77

Achromatopsia

#5B5B5B

CSS Usage

background-color: #645299;
color: #645299;
border-color: #645299;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F6F5F9
100
#EBE9F2
200
#D6D1E6
300
#B9AFD4
400
#9384BD
500
#6D59A6
600
#574785
700
#45396A
800
#362C53
900
#2A233E
950
#1A1627

Contrast Checker

Text on white

6.54:1

AA Pass AAA Fail

Text on black

3.21:1

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