On Tue, May 18, 2021 at 04:45:27PM +0200, Óscar Fuentes wrote:
> wael-zwaiter@gmx.com writes:
> 
> >> Then you (or something you loaded) customized that face.
> >>
> >> The point in telling you about `M-x customize-face' was
> >> that you can use that to revert to the uncustomized
> >> (default) appearance, and you can use it to customize
> >> faces to any appearance you like.
> >
> > Should emacs allow X-Resource customisations when the result is not good
> > because it does not take into account computations based on the contrast
> > ratio?
> 
> Yes, of course. Why Emacs should ignore what it is requested to do?

Definitely.

How should a program know whether some config is intentional?
Given the dazzling diversity of displays out there, "not good"
can depend on many factors.

Cheers
 - t