#63709C

#63709C

Color Values

HEX

#63709C

RGB

99, 112, 156

HSL

226.3, 22.4%, 50.0%

HSV

226.3, 36.5%, 61.2%

CMYK

36.5%, 28.2%, 0.0%, 38.8%

OKLCH

0.5523 0.0705 271.3

Properties

Cool Dark Nearest: RAL 5023 Distant Blue

Color Harmonies

Complementary

#63709C

#9C8F63

Analogous

#638D9C

#72639C

#63709C

Triadic

#63709C

#9C6370

#709C63

Split Complementary

#63709C

#9C7263

#8D9C63

Tetradic

#63709C

#9C638D

#9C8F63

#639C72

Color Blindness Simulation

Original

#63709C

Protanopia

#696991

Deuteranopia

#68678F

Tritanopia

#648987

Achromatopsia

#707070

CSS Usage

background-color: #63709C;
color: #63709C;
border-color: #63709C;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAEBF1
200
#D3D7E3
300
#B4BAD0
400
#8C95B6
500
#63709C
600
#4F5A7D
700
#3F4864
800
#31384E
900
#272B3A
950
#181B25

Contrast Checker

Text on white

4.85:1

AA Pass AAA Fail

Text on black

4.33:1

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