#3F546F

#3F546F

Color Values

HEX

#3F546F

RGB

63, 84, 111

HSL

213.8, 27.6%, 34.1%

HSV

213.8, 43.2%, 43.5%

CMYK

43.2%, 24.3%, 0.0%, 56.5%

OKLCH

0.4401 0.0518 255.0

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#3F546F

#6F5A3F

Analogous

#3F6C6F

#423F6F

#3F546F

Triadic

#3F546F

#6F3F54

#546F3F

Split Complementary

#3F546F

#6F423F

#6C6F3F

Tetradic

#3F546F

#6F3F6C

#6F5A3F

#3F6F42

Color Blindness Simulation

Original

#3F546F

Protanopia

#484868

Deuteranopia

#474567

Tritanopia

#406362

Achromatopsia

#515151

CSS Usage

background-color: #3F546F;
color: #3F546F;
border-color: #3F546F;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F9
100
#E9EDF1
200
#D1DAE5
300
#B1C0D3
400
#879DBB
500
#5C7BA3
600
#4A6282
700
#3B4F68
800
#2E3E51
900
#242F3C
950
#171E26

Contrast Checker

Text on white

7.75:1

AA Pass AAA Pass

Text on black

2.71:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026