Not exactly the same problem, but a lot of the times I see dark to medium gray text on a light to medium gray background. For me, the solution to this is: htt

Not exactly the same problem, but a lot of the times I see dark to medium gray text on a light to medium gray background. For me, the solution to this is: https://addons.mozilla.org/en-US/firefox/addon/font-contrast-fix/ https://addons.mozilla.org/en-US/firefox/addon/font-contrast... Forces the text to black at least. Pretty reliable. Sometimes needs overrides which are easy to do.