#3F4569

#3F4569

Color Values

HEX

#3F4569

RGB

63, 69, 105

HSL

231.4, 25.0%, 32.9%

HSV

231.4, 40.0%, 41.2%

CMYK

40.0%, 34.3%, 0.0%, 58.8%

OKLCH

0.4014 0.0612 276.0

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#3F4569

#69633F

Analogous

#3F5A69

#4E3F69

#3F4569

Triadic

#3F4569

#693F45

#45693F

Split Complementary

#3F4569

#694E3F

#5A693F

Tetradic

#3F4569

#693F5A

#69633F

#3F694E

Color Blindness Simulation

Original

#3F4569

Protanopia

#424260

Deuteranopia

#41415E

Tritanopia

#3F5958

Achromatopsia

#464646

CSS Usage

background-color: #3F4569;
color: #3F4569;
border-color: #3F4569;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F6F9
100
#E9EAF1
200
#D2D5E4
300
#B2B7D1
400
#8990B8
500
#60699F
600
#4D5480
700
#3D4366
800
#303450
900
#26293B
950
#181A25

Contrast Checker

Text on white

9.27:1

AA Pass AAA Pass

Text on black

2.27:1

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