#3F3673

#3F3673

Color Values

HEX

#3F3673

RGB

63, 54, 115

HSL

248.9, 36.1%, 33.1%

HSV

248.9, 53.0%, 45.1%

CMYK

45.2%, 53.0%, 0.0%, 54.9%

OKLCH

0.3751 0.101 287.3

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#3F3673

#6A7336

Analogous

#364B73

#5D3673

#3F3673

Triadic

#3F3673

#733F36

#36733F

Split Complementary

#3F3673

#735D36

#4B7336

Tetradic

#3F3673

#73364B

#6A7336

#36735D

Color Blindness Simulation

Original

#3F3673

Protanopia

#3B3B64

Deuteranopia

#3C3C61

Tritanopia

#3F5956

Achromatopsia

#3C3C3C

CSS Usage

background-color: #3F3673;
color: #3F3673;
border-color: #3F3673;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F6F5FA
100
#E9E8F3
200
#D2CEE8
300
#B2ACD8
400
#897FC3
500
#5F51AE
600
#4C418B
700
#3D346F
800
#302957
900
#252140
950
#181529

Contrast Checker

Text on white

10.57:1

AA Pass AAA Pass

Text on black

1.99:1

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