#566988

#566988

Color Values

HEX

#566988

RGB

86, 105, 136

HSL

217.2, 22.5%, 43.5%

HSV

217.2, 36.8%, 53.3%

CMYK

36.8%, 22.8%, 0.0%, 46.7%

OKLCH

0.5177 0.0545 260.1

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#566988

#887556

Analogous

#568288

#5C5688

#566988

Triadic

#566988

#885669

#698856

Split Complementary

#566988

#885C56

#828856

Tetradic

#566988

#885682

#887556

#56885C

Color Blindness Simulation

Original

#566988

Protanopia

#5E5E81

Deuteranopia

#5D5C7F

Tritanopia

#577B79

Achromatopsia

#676767

CSS Usage

background-color: #566988;
color: #566988;
border-color: #566988;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAECF1
200
#D3D9E3
300
#B4BED0
400
#8B9CB6
500
#63799C
600
#4F607D
700
#3F4D64
800
#313C4E
900
#272E3A
950
#181D25

Contrast Checker

Text on white

5.57:1

AA Pass AAA Fail

Text on black

3.77:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026