>>By the way, Naomi,
>>
>>>My question is: the backcolor of pages in the pageframe is lighter than the background of the shape. I made my shape opaque and I set its backcolor to
>>>=EVAL("RGB("+SUBSTR(RGBSCHEME(15,1),AT(",",RGBSCHEME(15,1),3)+1))
>>>
>>>(that's the expression I found in page's backcolor)
>>
>>If you have themes enabled, having that or any other expression in the backcolor of the page of a pageframe does not do anything, for it is overriden by the themes, afaik
>
>Thanks, Hugo. I think, I'll go with a pageframe. However, it seems to be a little bit of overkill to create a pageframe for a sole purpose of having the same look as the other form. I wish there would be a simpler soluton.
>
>Also in GetSysColor how can we find out which number represents what? Do you have a reference handy? That's just out of curiousity, since it looks like we can not make the shape to look exactly like the pageframe...
>
>
>Thanks a lot again.

The themes is not a simple color or a color pattern rule,
it can to be a texture pattern;
and it can change at runtime!

Then:
or you abdicate
or you use a not tabbed pageframe single page
or you use the suggestion of Craig
(but it is a fun if you want to do well it,
you have to capture the messages of Windows with BINDEVENT ().... )