I force all sites to display as something like #E0 on #28. I find it far easier on my eyes. I use a Firefox extension that lets me switch back to the original s

I force all sites to display as something like #E0 on #28. I find it far easier on my eyes. I use a Firefox extension that lets me switch back to the original scheme with a shortcut for the few sites that don't function when you override the colours.