Hi Otared and Wolfgang,
It's great, the following code does the job!
Thank you so much.
Fabrice

\useMPlibrary[dum]
\definecolor[fondpaille][c=0,m=0,y=0.2,k=0]

\setupfloats[freeregion=no]

\definetextbackground[fondpaille]
        [background=color,
        backgroundcolor=fondpaille,
        frame=off,
        location=always,
       ]
\showframe
\starttext

\starttextbackground[fondpaille]
        \startplacefigure[number=no,location=right]
                \externalfigure[dummy]
        \stopplacefigure
        \startitemize[n]
                \dorecurse{3}{\startitem \input ward \stopitem}
        \stopitemize
\stoptextbackground

\stoptext

Le jeu. 16 juil. 2020 à 14:59, Wolfgang Schuster <
wolfgang.schuster.lists@gmail.com> a écrit :

> Otared Kavian schrieb am 16.07.2020 um 11:58:
> > Hi Fabrice,
> >
> > Maybe you can play with different settings of your textbackground, as in
> >
> > \definetextbackground[fondpaille]
> >       [background=color,
> >       backgroundcolor=fondpaille,
> >       frame=off,
> >       location=paragraph, % or: text, always, paragraph
> >       backgroundoffset=4pt] % change the value here
>
> It's a float feature which can be disabled.
>
> \setupfloats[freeregion=no]
>
> Wolfgang
>
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