Make sure you use stain resistant grout, but it needs to be unsanded to it does not scratch the glass.
Interest is given to this kitchen by varying the colour of the cabinets. Optically the stone colour of the base cabinets makes them come forward in contrast to the cafe au lait colour of the wall cabinets which makes them appear to receed. The gloss finish bounces light around the room. Walnut worktops add luxury.