#63869B

#63869B

Color Values

HEX

#63869B

RGB

99, 134, 155

HSL

202.5, 22.0%, 49.8%

HSV

202.5, 36.1%, 60.8%

CMYK

36.1%, 13.5%, 0.0%, 39.2%

OKLCH

0.6015 0.0507 235.1

Properties

Cool Light Nearest: lightskyblue 4

Color Harmonies

Complementary

#63869B

#9B7863

Analogous

#639B94

#636A9B

#63869B

Triadic

#63869B

#9B6386

#869B63

Split Complementary

#63869B

#9B636A

#9B9463

Tetradic

#63869B

#94639B

#9B7863

#6A9B63

Color Blindness Simulation

Original

#63869B

Protanopia

#727296

Deuteranopia

#706E95

Tritanopia

#659291

Achromatopsia

#808080

CSS Usage

background-color: #63869B;
color: #63869B;
border-color: #63869B;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F8F9
100
#EAEEF0
200
#D3DDE3
300
#B4C5CF
400
#8CA6B5
500
#63879C
600
#506C7C
700
#405664
800
#32434E
900
#27333A
950
#192025

Contrast Checker

Text on white

3.88:1

AA Fail AAA Fail

Text on black

5.41:1

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