#644C76

#644C76

Color Values

HEX

#644C76

RGB

100, 76, 118

HSL

274,3, 21,6%, 38,0%

HSV

274,3, 35,6%, 46,3%

CMYK

15,3%, 35,6%, 0,0%, 53,7%

OKLCH

0,4587 0,0724 309,9

Properties

Cool Dark Nearest: RAL 4005 Blue Lilac

Color Harmonies

Complementary

#644C76

#5E764C

Analogous

#4F4C76

#764C73

#644C76

Triadic

#644C76

#76644C

#4C7664

Split Complementary

#644C76

#73764C

#4C764F

Tetradic

#644C76

#764F4C

#5E764C

#4C7376

Color Blindness Simulation

Original

#644C76

Protanopia

#5A596C

Deuteranopia

#5B5D69

Tritanopia

#636462

Achromatopsia

#545454

CSS Usage

background-color: #644C76;
color: #644C76;
border-color: #644C76;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F8F6F9
100
#EEEAF0
200
#DCD4E3
300
#C4B5CF
400
#A48CB5
500
#83649B
600
#69507C
700
#544063
800
#42324E
900
#32273A
950
#1F1925

Contrast Checker

Text on white

7,4:1

AA Pass AAA Pass

Text on black

2,84:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026