#3F5372

#3F5372

Color Values

HEX

#3F5372

RGB

63, 83, 114

HSL

216.5, 28.8%, 34.7%

HSV

216.5, 44.7%, 44.7%

CMYK

44.7%, 27.2%, 0.0%, 55.3%

OKLCH

0.4392 0.0572 259.0

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#3F5372

#725E3F

Analogous

#3F6C72

#453F72

#3F5372

Triadic

#3F5372

#723F53

#53723F

Split Complementary

#3F5372

#72453F

#6C723F

Tetradic

#3F5372

#723F6C

#725E3F

#3F7245

Color Blindness Simulation

Original

#3F5372

Protanopia

#48486B

Deuteranopia

#464569

Tritanopia

#406563

Achromatopsia

#515151

CSS Usage

background-color: #3F5372;
color: #3F5372;
border-color: #3F5372;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F5F7F9
100
#E9ECF2
200
#D1D9E6
300
#B0BED3
400
#859BBC
500
#5B78A4
600
#496083
700
#3A4D69
800
#2D3C52
900
#242E3D
950
#171D27

Contrast Checker

Text on white

7.8:1

AA Pass AAA Pass

Text on black

2.69:1

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