#638492

#638492

Color Values

HEX

#638492

RGB

99, 132, 146

HSL

197.9, 19.2%, 48.0%

HSV

197.9, 32.2%, 57.3%

CMYK

32.2%, 9.6%, 0.0%, 42.7%

OKLCH

0.5934 0.0429 225.9

Properties

Cool Light Nearest: lightblue 4

Color Harmonies

Complementary

#638492

#927163

Analogous

#639288

#636C92

#638492

Triadic

#638492

#926384

#849263

Split Complementary

#638492

#92636C

#928863

Tetradic

#638492

#886392

#927163

#6C9263

Color Blindness Simulation

Original

#638492

Protanopia

#71728F

Deuteranopia

#6F6D8E

Tritanopia

#658C8B

Achromatopsia

#7E7E7E

CSS Usage

background-color: #638492;
color: #638492;
border-color: #638492;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F8F9
100
#EAEEF0
200
#D4DEE2
300
#B6C7CE
400
#8FA8B3
500
#678998
600
#526E7A
700
#425861
800
#34454C
900
#283439
950
#192124

Contrast Checker

Text on white

4.0:1

AA Fail AAA Fail

Text on black

5.25:1

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