#644AF7

#644AF7

Color Values

HEX

#644AF7

RGB

100, 74, 247

HSL

249.0, 91.5%, 62.9%

HSV

249.0, 70.0%, 96.9%

CMYK

59.5%, 70.0%, 0.0%, 3.1%

OKLCH

0.5477 0.2433 281.6

Properties

Cool Dark Nearest: blueviolet

Color Harmonies

Complementary

#644AF7

#DDF74A

Analogous

#4A86F7

#BA4AF7

#644AF7

Triadic

#644AF7

#F7644A

#4AF764

Split Complementary

#644AF7

#F7BA4A

#86F74A

Tetradic

#644AF7

#F74A86

#DDF74A

#4AF7BA

Color Blindness Simulation

Original

#644AF7

Protanopia

#5959CD

Deuteranopia

#5A5CC3

Tritanopia

#63ACA5

Achromatopsia

#5C5C5C

CSS Usage

background-color: #644AF7;
color: #644AF7;
border-color: #644AF7;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F1FD
100
#E3DFFB
200
#C4BBFC
300
#9B8AFA
400
#644AF7
500
#2E0BF4
600
#2509C3
700
#1D079C
800
#17057A
900
#150958
950
#0D0538

Contrast Checker

Text on white

5.43:1

AA Pass AAA Fail

Text on black

3.86:1

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