Becca Interiors chose a variation on classic black and white with gray checkerboard floor tiles that add subtle pattern to a bathroom painted in a deep shade of gray with a vintage sink, but this versatile style can work with a variety of design styles including traditional, farmhouse, and modern bathrooms. Penny Tiles Penny tiles are an enduring choice for floor tiles in bathrooms of any style. Erin Williamson Design used white marble penny tiles to renovate this Austin, TX, bungalow, a classic choice that blends well with white subway tiles on the shower walls and complements period-appropriate fixtures to create a timeless look.