It'd be great if not for a critical flaw Rated 1 out of 5 stars

I've tried to get color toggle to allow conventional black text/white background alternating with grey background/white text but...

There's this little catch that [apparently] nobody has noticed so far. If you use a reversed [brighter text/darker field] color scheme, it often hides some critical screen elements.
Example: the Add-On's Add Review page I'm typing into at this moment- if you use color toggle to bright text/dark screen it, the critical Rating [click on # of stars] icons disappear, making it unusable.
That's the gotcha. I've toyed with all possible variations [#1 profile reversed, vs. #2 reversed, etc.] but...