Re: Setting the background colour of a buffer or window

[Jambunathan K]

> You can do something like
>
>   emacs -Q
>   c-x 2
>   c-h N
>   c-x o
>   M-: (make-local-variable 'face-remapping-alist) <RET>
>   M-: (push '(default (:background "blue")) face-remapping-alist) <RET>
>
> So you have a different default background for the buffer (not the
> window).

A non-geeky version of it will be 

1. M-x customize-variable RET buffer-face-mode-face RET
2. M-x buffer-face-mode RET