A controlling device having a plurality of user selectable operating modes, a user interface providing a plurality of function keys each operable to cause a transmission of at least one command to at least one of a plurality of appliances for commanding at least one operating function of the at least one of the plurality of appliances, and a light source for illuminating the user interface in multiple distinct colors. The light source is caused to illuminate the user interface in at least one of the multiple distinct colors as a function of a one of the plurality of operating modes in which the controlling device is currently placed.