#6464CB

#6464CB

Color Values

HEX

#6464CB

RGB

100, 100, 203

HSL

240.0, 49.8%, 59.4%

HSV

240.0, 50.7%, 79.6%

CMYK

50.7%, 50.7%, 0.0%, 20.4%

OKLCH

0.5555 0.1556 280.1

Properties

Cool Dark Nearest: NCS S 1050-R90B Blue Violet

Color Harmonies

Complementary

#6464CB

#CBCB64

Analogous

#6497CB

#9764CB

#6464CB

Triadic

#6464CB

#CB6464

#64CB64

Split Complementary

#6464CB

#CB9764

#97CB64

Tetradic

#6464CB

#CB6497

#CBCB64

#64CB97

Color Blindness Simulation

Original

#6464CB

Protanopia

#6464B2

Deuteranopia

#6464AC

Tritanopia

#649E9A

Achromatopsia

#6B6B6B

CSS Usage

background-color: #6464CB;
color: #6464CB;
border-color: #6464CB;
Nearest Tailwind: Indigo 400 #818CF8

Tailwind Shades

50
#F4F4FB
100
#E6E6F5
200
#CACAED
300
#A3A3E0
400
#7272D0
500
#4040BF
600
#333399
700
#29297A
800
#20205F
900
#1B1B46
950
#11112C

Contrast Checker

Text on white

4.97:1

AA Pass AAA Fail

Text on black

4.23:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026