#515567

#515567

Color Values

HEX

#515567

RGB

81, 85, 103

HSL

229.1, 12.0%, 36.1%

HSV

229.1, 21.4%, 40.4%

CMYK

21.4%, 17.5%, 0.0%, 59.6%

OKLCH

0.4528 0.0298 275.3

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#515567

#676351

Analogous

#516067

#585167

#515567

Triadic

#515567

#675155

#556751

Split Complementary

#515567

#675851

#606751

Tetradic

#515567

#675160

#676351

#516758

Color Blindness Simulation

Original

#515567

Protanopia

#535363

Deuteranopia

#525262

Tritanopia

#515F5E

Achromatopsia

#555555

CSS Usage

background-color: #515567;
color: #515567;
border-color: #515567;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F7F7F8
100
#EBECEF
200
#D7D9E0
300
#BABDC9
400
#9599AC
500
#70768F
600
#5A5E72
700
#484B5B
800
#383B47
900
#2B2D36
950
#1B1C22

Contrast Checker

Text on white

7.38:1

AA Pass AAA Pass

Text on black

2.85:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026