#647390

#647390

Color Values

HEX

#647390

RGB

100, 115, 144

HSL

219.5, 18.0%, 47.8%

HSV

219.5, 30.6%, 56.5%

CMYK

30.6%, 20.1%, 0.0%, 43.5%

OKLCH

0.5542 0.0488 263.4

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#647390

#908164

Analogous

#648990

#6B6490

#647390

Triadic

#647390

#906473

#739064

Split Complementary

#647390

#906B64

#899064

Tetradic

#647390

#906489

#908164

#64906B

Color Blindness Simulation

Original

#647390

Protanopia

#6A6B89

Deuteranopia

#6A6887

Tritanopia

#658382

Achromatopsia

#727272

CSS Usage

background-color: #647390;
color: #647390;
border-color: #647390;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAECF0
200
#D5D9E2
300
#B7BECD
400
#909BB2
500
#697896
600
#546078
700
#434D60
800
#343C4B
900
#292E38
950
#1A1D24

Contrast Checker

Text on white

4.78:1

AA Pass AAA Fail

Text on black

4.4:1

AA Fail 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