#645BA3

#645BA3

Color Values

HEX

#645BA3

RGB

100, 91, 163

HSL

247,5, 28,3%, 49,8%

HSV

247,5, 44,2%, 63,9%

CMYK

38,7%, 44,2%, 0,0%, 36,1%

OKLCH

0,513 0,1117 287,5

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#645BA3

#9AA35B

Analogous

#5B76A3

#885BA3

#645BA3

Triadic

#645BA3

#A3645B

#5BA364

Split Complementary

#645BA3

#A3885B

#76A35B

Tetradic

#645BA3

#A35B76

#9AA35B

#5BA388

Color Blindness Simulation

Original

#645BA3

Protanopia

#606092

Deuteranopia

#61618D

Tritanopia

#648481

Achromatopsia

#626262

CSS Usage

background-color: #645BA3;
color: #645BA3;
border-color: #645BA3;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F6F6F9
100
#EAE9F1
200
#D4D1E5
300
#B5B0D3
400
#8D86BB
500
#645BA4
600
#504983
700
#403B69
800
#322E52
900
#27243D
950
#191726

Contrast Checker

Text on white

5,89:1

AA Pass AAA Fail

Text on black

3,57:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Oca 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Oca 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Oca 15, 2026