if I go with white beadboard on the walls, I might add a colored ceiling in the bathroom (b/c I'll likely put in a full ceiling in there for sound insulation in case I have a guest). maybe a paler blue with pearl sheen. would look good with a dark turquoise pocket door...
source: http://www.bhg.com/kitchen/remodeling/makeover/kitchen-decorating/#page=14
source: http://www.bhg.com/kitchen/remodeling/makeover/kitchen-decorating/#page=14