Mac OS X Matched Grey
Grey gradient to match Firefox with Mac OS X (Yosemite and higher). It matches the gradient of the Mac desktop windows toolbars as closely as possible. UPDATE to FF 58: the blue thin line accentuating the tabs now exactly matches the theme’s color.
Mac OS X Matched Grey - Firefox Add-on
Mac OS X Matched Grey is a Firefox add-on that matches the grey gradient of the Mac desktop windows toolbars, giving your browser a cohesive look and feel with your Mac OS X theme. Update to FF 58 to experience the exact color match for the accentuating tabs.
Add-on stats
Weekly download count: 1
Firefox on Android: No
Risk impact: Very low risk impact 
Risk likelihood:
Manifest version: 2
Size: 8.24K
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
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Add-on safety
Risk impact
Mac OS X Matched Grey does not require any sensitive permissions.
Risk likelihood
Mac OS X Matched Grey has earned a fairly good reputation and likely can be trusted.
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