#517282

#517282

Color Values

HEX

#517282

RGB

81, 114, 130

HSL

199.6, 23.2%, 41.4%

HSV

199.6, 37.7%, 51.0%

CMYK

37.7%, 12.3%, 0.0%, 49.0%

OKLCH

0.5329 0.0454 229.5

Properties

Cool Dark Nearest: lightskyblue 4

Color Harmonies

Complementary

#517282

#826151

Analogous

#51827A

#515A82

#517282

Triadic

#517282

#825172

#728251

Split Complementary

#517282

#82515A

#827A51

Tetradic

#517282

#7A5182

#826151

#5A8251

Color Blindness Simulation

Original

#517282

Protanopia

#5F607E

Deuteranopia

#5D5B7D

Tritanopia

#537B7A

Achromatopsia

#6C6C6C

CSS Usage

background-color: #517282;
color: #517282;
border-color: #517282;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F8F9
100
#EAEEF1
200
#D3DEE4
300
#B4C7D0
400
#8BA8B7
500
#628A9D
600
#4E6E7E
700
#3F5865
800
#31454F
900
#26343B
950
#182125

Contrast Checker

Text on white

5.15:1

AA Pass AAA Fail

Text on black

4.08:1

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