Full height cabinetry allows for easy concealment of brooms/mops/vacuum cleaner. Having the washer and dryer separated creates more benchspace in an already tight area. Perhaps framing the dryer with cabinetry would create a more streamlined look.
Four wall-mounted drying racks in a mudroom create an instant indoor drying room; recreate the look with four wall-mounted racks from Ikea. For something similar, consider Ikea's wall-mounted Grundtal Drying Rack;