#516677

#516677

Color Values

HEX

#516677

RGB

81, 102, 119

HSL

206.8, 19.0%, 39.2%

HSV

206.8, 31.9%, 46.7%

CMYK

31.9%, 14.3%, 0.0%, 53.3%

OKLCH

0.4997 0.0372 243.0

Properties

Cool Dark Nearest: skyblue 4

Color Harmonies

Complementary

#516677

#776251

Analogous

#517775

#515377

#516677

Triadic

#516677

#775166

#667751

Split Complementary

#516677

#775153

#777551

Tetradic

#516677

#755177

#776251

#537751

Color Blindness Simulation

Original

#516677

Protanopia

#5A5A73

Deuteranopia

#595772

Tritanopia

#52706F

Achromatopsia

#636363

CSS Usage

background-color: #516677;
color: #516677;
border-color: #516677;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F9
100
#EAEDF0
200
#D5DCE2
300
#B6C3CD
400
#8FA3B3
500
#678298
600
#536879
700
#425361
800
#34414C
900
#283139
950
#191F24

Contrast Checker

Text on white

5.97:1

AA Pass AAA Fail

Text on black

3.52:1

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