#644FD4

#644FD4

Color Values

HEX

#644FD4

RGB

100, 79, 212

HSL

249.5, 60.7%, 57.1%

HSV

249.5, 62.7%, 83.1%

CMYK

52.8%, 62.7%, 0.0%, 16.9%

OKLCH

0.5256 0.1953 284.7

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#644FD4

#BFD44F

Analogous

#4F7DD4

#A74FD4

#644FD4

Triadic

#644FD4

#D4644F

#4FD464

Split Complementary

#644FD4

#D4A74F

#7DD44F

Tetradic

#644FD4

#D44F7D

#BFD44F

#4FD4A7

Color Blindness Simulation

Original

#644FD4

Protanopia

#5B5BB4

Deuteranopia

#5C5EAC

Tritanopia

#639A95

Achromatopsia

#5D5D5D

CSS Usage

background-color: #644FD4;
color: #644FD4;
border-color: #644FD4;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F5F3FB
100
#E7E4F6
200
#CCC6F1
300
#A89DE7
400
#7A67DA
500
#4B32CD
600
#3C28A4
700
#302083
800
#251966
900
#1E164B
950
#130E2F

Contrast Checker

Text on white

5.82:1

AA Pass AAA Fail

Text on black

3.61:1

AA Fail AAA Fail

Related Articles

Brand Stories

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

2月 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

1月 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

1月 21, 2026