Here we can see how a different choice in the color and size of tiles can really make a room look different. In comparison to the kitchen above, this one has mosiac tile walls that are really set apart from the rest of the cabinetry in the kitchen. Instead of blending in, these mosaic tiles stand out. If you want a kitchen that is modern and expressive, larger tiles that are set in a way that creates a textural pattern on the wall could be one way to go with your design.