#515573

#515573

Color Values

HEX

#515573

RGB

81, 85, 115

HSL

232.9, 17.3%, 38.4%

HSV

232.9, 29.6%, 45.1%

CMYK

29.6%, 26.1%, 0.0%, 54.9%

OKLCH

0.4582 0.0491 278.4

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#515573

#736F51

Analogous

#516673

#5E5173

#515573

Triadic

#515573

#735155

#557351

Split Complementary

#515573

#735E51

#667351

Tetradic

#515573

#735166

#736F51

#51735E

Color Blindness Simulation

Original

#515573

Protanopia

#53536C

Deuteranopia

#52526A

Tritanopia

#516665

Achromatopsia

#565656

CSS Usage

background-color: #515573;
color: #515573;
border-color: #515573;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F6F8
100
#EBEBF0
200
#D5D7E1
300
#B7BACC
400
#9094B1
500
#696F96
600
#545978
700
#434760
800
#35374B
900
#292B38
950
#1A1B23

Contrast Checker

Text on white

7.25:1

AA Pass AAA Pass

Text on black

2.9:1

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