#3F5866

#3F5866

Color Values

HEX

#3F5866

RGB

63, 88, 102

HSL

201.5, 23.6%, 32.4%

HSV

201.5, 38.2%, 40.0%

CMYK

38.2%, 13.7%, 0.0%, 60.0%

OKLCH

0.4458 0.0379 233.3

Properties

Cool Dark Nearest: RAL 5025 Pearl Gentian Blue

Color Harmonies

Complementary

#3F5866

#664D3F

Analogous

#3F6661

#3F4566

#3F5866

Triadic

#3F5866

#663F58

#58663F

Split Complementary

#3F5866

#663F45

#66613F

Tetradic

#3F5866

#613F66

#664D3F

#45663F

Color Blindness Simulation

Original

#3F5866

Protanopia

#4A4A63

Deuteranopia

#484662

Tritanopia

#40605F

Achromatopsia

#545454

CSS Usage

background-color: #3F5866;
color: #3F5866;
border-color: #3F5866;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F6F8F9
100
#EAEEF1
200
#D3DEE4
300
#B3C6D0
400
#8AA7B7
500
#61889E
600
#4E6D7E
700
#3E5765
800
#31444F
900
#26333B
950
#182025

Contrast Checker

Text on white

7.5:1

AA Pass AAA Pass

Text on black

2.8:1

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