#64819A

#64819A

Color Values

HEX

#64819A

RGB

100, 129, 154

HSL

207.8, 21.3%, 49.8%

HSV

207.8, 35.1%, 60.4%

CMYK

35.1%, 16.2%, 0.0%, 39.6%

OKLCH

0.5902 0.0508 244.8

Properties

Cool Light Nearest: lightskyblue 4

Color Harmonies

Complementary

#64819A

#9A7D64

Analogous

#649A98

#64669A

#64819A

Triadic

#64819A

#9A6481

#819A64

Split Complementary

#64819A

#9A6466

#9A9864

Tetradic

#64819A

#98649A

#9A7D64

#669A64

Color Blindness Simulation

Original

#64819A

Protanopia

#717194

Deuteranopia

#6F6D92

Tritanopia

#658F8E

Achromatopsia

#7D7D7D

CSS Usage

background-color: #64819A;
color: #64819A;
border-color: #64819A;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAEDF0
200
#D4DCE3
300
#B5C3CF
400
#8DA2B5
500
#64819B
600
#50687C
700
#405363
800
#32414D
900
#27313A
950
#191F24

Contrast Checker

Text on white

4.08:1

AA Fail AAA Fail

Text on black

5.15:1

AA Pass AAA Fail

Related Articles

Tutorials

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

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026