#565B78

#565B78

Color Values

HEX

#565B78

RGB

86, 91, 120

HSL

231.2, 16.5%, 40.4%

HSV

231.2, 28.3%, 47.1%

CMYK

28.3%, 24.2%, 0.0%, 52.9%

OKLCH

0.4783 0.0472 276.9

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#565B78

#787356

Analogous

#566C78

#625678

#565B78

Triadic

#565B78

#78565B

#5B7856

Split Complementary

#565B78

#786256

#6C7856

Tetradic

#565B78

#78566C

#787356

#567862

Color Blindness Simulation

Original

#565B78

Protanopia

#585871

Deuteranopia

#58586F

Tritanopia

#566B6A

Achromatopsia

#5C5C5C

CSS Usage

background-color: #565B78;
color: #565B78;
border-color: #565B78;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F8
100
#EBEBF0
200
#D5D7E1
300
#B8BBCC
400
#9196B0
500
#6A7195
600
#555A77
700
#44485F
800
#35384A
900
#292B38
950
#1A1B23

Contrast Checker

Text on white

6.64:1

AA Pass AAA Fail

Text on black

3.16:1

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