Why can't I match a screen color?

[flowersoft at compuserve.com]

> I'm working on an older screen that has a bright blue background.  I 
> want to edit it by adding to the screen, but I can't get the same color 
> using the color commands in the help.

> What am I doing wrong?

> Boaz

I'm assuming you are using Windows.  If so, have you tried Ctrl + F2?