Color changing under graphic inclusion with graphicx

[Paulo Ney de Souza]

Hi All

As Phil has already determined, the problem only occurs in XeTeX (not in
pdfTeX or LuaTeX).
And I just checked it is visible in both TL'19 and TL'20.

Paulo Ney

On Sun, Jan 10, 2021 at 3:53 AM Ulrike Fischer <news3 at nililand.de> wrote:

> Am Sat, 9 Jan 2021 12:08:34 -0800 schrieb Paulo Ney de Souza:
>
> > I have (a couple) of PNG images with a background color of, for example,
> > RGB(80,64,83), that when placed on a page of the same background color
> with
> > {graphicx} -- they show a distinct tonality against the background --
> which
> > is of the same color.
>
> > PS. For experimentation here are the same images, before and after
> opening
> > with GIMP.
>
> I can't reproduce your problem with the files you provided.
>
> How do you compile? Which TeX-System do you have? And which viewer
> do you use to view the pdf? Can you provide the pdf you get?
>
> --
> Ulrike Fischer
> http://www.troubleshooting-tex.de/
>
>
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