#645679

#645679

Color Values

HEX

#645679

RGB

100, 86, 121

HSL

264.0, 16.9%, 40.6%

HSV

264.0, 28.9%, 47.5%

CMYK

17.4%, 28.9%, 0.0%, 52.5%

OKLCH

0.4806 0.0576 302.6

Properties

Cool Dark Nearest: plum 4

Color Harmonies

Complementary

#645679

#6B7956

Analogous

#565A79

#765679

#645679

Triadic

#645679

#796456

#567964

Split Complementary

#645679

#797656

#5A7956

Tetradic

#645679

#79565A

#6B7956

#567976

Color Blindness Simulation

Original

#645679

Protanopia

#5E5E71

Deuteranopia

#5F606E

Tritanopia

#636A68

Achromatopsia

#5C5C5C

CSS Usage

background-color: #645679;
color: #645679;
border-color: #645679;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F7F6F8
100
#EDEBF0
200
#DAD5E1
300
#C0B7CC
400
#9D91B1
500
#7B6A95
600
#635577
700
#4F445F
800
#3E354B
900
#2F2938
950
#1E1A23

Contrast Checker

Text on white

6.67:1

AA Pass AAA Fail

Text on black

3.15:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026