#515D65

#515D65

Color Values

HEX

#515D65

RGB

81, 93, 101

HSL

204.0, 11.0%, 35.7%

HSV

204.0, 19.8%, 39.6%

CMYK

19.8%, 7.9%, 0.0%, 60.4%

OKLCH

0.471 0.0198 237.1

Properties

Cool Dark Nearest: RAL 7012 Basalt Grey

Color Harmonies

Complementary

#515D65

#655951

Analogous

#516563

#515365

#515D65

Triadic

#515D65

#65515D

#5D6551

Split Complementary

#515D65

#655153

#656351

Tetradic

#515D65

#635165

#655951

#536551

Color Blindness Simulation

Original

#515D65

Protanopia

#565663

Deuteranopia

#565563

Tritanopia

#526261

Achromatopsia

#5B5B5B

CSS Usage

background-color: #515D65;
color: #515D65;
border-color: #515D65;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F7F7F8
100
#EBEDEF
200
#D7DCDF
300
#BBC3C9
400
#96A3AB
500
#71828E
600
#5B6871
700
#49535B
800
#394147
900
#2C3135
950
#1C1F22

Contrast Checker

Text on white

6.77:1

AA Pass AAA Fail

Text on black

3.1:1

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