Samuel Wales writes:
> It would be really nice if you could set tags to different
> faces the way you can with todo keywords.
>
> For example, you could set :urgent: to a bright color. Or
> set a face for all contexts.
This patch add a new customization variable `org-tag-faces' that can
be used to specify such faces. The rest of the patch implements these
new faces in Org-mode buffers as well as in the agenda.
d996cbb312