#516481

#516481

Color Values

HEX

#516481

RGB

81, 100, 129

HSL

216.2, 22.9%, 41.2%

HSV

216.2, 37.2%, 50.6%

CMYK

37.2%, 22.5%, 0.0%, 49.4%

OKLCH

0.4993 0.0521 258.7

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#516481

#816E51

Analogous

#517C81

#565181

#516481

Triadic

#516481

#815164

#648151

Split Complementary

#516481

#815651

#7C8151

Tetradic

#516481

#81517C

#816E51

#518156

Color Blindness Simulation

Original

#516481

Protanopia

#59597A

Deuteranopia

#585778

Tritanopia

#527473

Achromatopsia

#626262

CSS Usage

background-color: #516481;
color: #516481;
border-color: #516481;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAECF1
200
#D3DAE3
300
#B4BFD0
400
#8B9CB6
500
#62799D
600
#4F617D
700
#3F4E64
800
#313D4E
900
#262E3A
950
#181D25

Contrast Checker

Text on white

6.02:1

AA Pass AAA Fail

Text on black

3.49:1

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