Try this:
#808080
The first recorded use of grey as a color name in the English language was in AD 700. Grey is the dominant spelling in European and Commonwealth English, although gray remained in common usage in the UK until the second half of the 20th century.
Hover over the suggested color combinations for live preview
Muzli is a free browser extension loved by 900k+ designers.
Every new tab brings the best new design work, color trends and tools, picked daily.
#808080
On dark background
#808080
On light background
#808080
As background color