#505F66

#505F66

Color Values

HEX

#505F66

RGB

80, 95, 102

HSL

199.1, 12.1%, 35.7%

HSV

199.1, 21.6%, 40.0%

CMYK

21.6%, 6.9%, 0.0%, 60.0%

OKLCH

0.4754 0.0217 227.7

Properties

Cool Dark Nearest: RAL 7012 Basalt Grey

Color Harmonies

Complementary

#505F66

#665750

Analogous

#506662

#505466

#505F66

Triadic

#505F66

#66505F

#5F6650

Split Complementary

#505F66

#665054

#666250

Tetradic

#505F66

#625066

#665750

#546650

Color Blindness Simulation

Original

#505F66

Protanopia

#565764

Deuteranopia

#565464

Tritanopia

#516363

Achromatopsia

#5C5C5C

CSS Usage

background-color: #505F66;
color: #505F66;
border-color: #505F66;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F7F8F8
100
#EBEEEF
200
#D7DDE0
300
#BAC4C9
400
#95A5AC
500
#70858F
600
#5A6A72
700
#48555B
800
#384347
900
#2B3236
950
#1B2022

Contrast Checker

Text on white

6.62:1

AA Pass AAA Fail

Text on black

3.17:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026