#645480

#645480

Color Values

HEX

#645480

RGB

100, 84, 128

HSL

261.8, 20.8%, 41.6%

HSV

261.8, 34.4%, 50.2%

CMYK

21.9%, 34.4%, 0.0%, 49.8%

OKLCH

0.4798 0.0717 300.4

Properties

Cool Dark Nearest: RAL 4005 Blue Lilac

Color Harmonies

Complementary

#645480

#708054

Analogous

#545A80

#7A5480

#645480

Triadic

#645480

#806454

#548064

Split Complementary

#645480

#807A54

#5A8054

Tetradic

#645480

#80545A

#708054

#54807A

Color Blindness Simulation

Original

#645480

Protanopia

#5D5D75

Deuteranopia

#5E5F73

Tritanopia

#636D6B

Achromatopsia

#5B5B5B

CSS Usage

background-color: #645480;
color: #645480;
border-color: #645480;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F7F6F9
100
#ECEAF0
200
#D9D4E3
300
#BEB5CF
400
#9B8DB4
500
#78659A
600
#60517B
700
#4D4163
800
#3C324D
900
#2E273A
950
#1D1924

Contrast Checker

Text on white

6.73:1

AA Pass AAA Fail

Text on black

3.12:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026