#634FAC

#634FAC

Color Values

HEX

#634FAC

RGB

99, 79, 172

HSL

252.9, 37.1%, 49.2%

HSV

252.9, 54.1%, 67.5%

CMYK

42.4%, 54.1%, 0.0%, 32.5%

OKLCH

0.4952 0.1429 290.1

Properties

Cool Dark Nearest: Royal Purple

Color Harmonies

Complementary

#634FAC

#98AC4F

Analogous

#4F69AC

#914FAC

#634FAC

Triadic

#634FAC

#AC634F

#4FAC63

Split Complementary

#634FAC

#AC914F

#69AC4F

Tetradic

#634FAC

#AC4F69

#98AC4F

#4FAC91

Color Blindness Simulation

Original

#634FAC

Protanopia

#5A5A96

Deuteranopia

#5C5D90

Tritanopia

#628480

Achromatopsia

#5A5A5A

CSS Usage

background-color: #634FAC;
color: #634FAC;
border-color: #634FAC;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F6F5FA
100
#EAE8F3
200
#D4CEE9
300
#B5ABD9
400
#8D7EC4
500
#6550AF
600
#50408C
700
#403370
800
#322857
900
#272041
950
#191429

Contrast Checker

Text on white

6.47:1

AA Pass AAA Fail

Text on black

3.24:1

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