Fill up with subway tiles
There’s no backsplash as such here, as the whole wall is tiled, but the expanse of white subway tiles and contrasting dark grout provides protection while making the area look bright and generous. The whole space is as one and not broken up, as it would be with a small backsplash.
A wide tiled area like this makes the kitchen workspace very practical, as splashes from any area can simply be wiped away. The grey grout is a good choice, as it won’t get stained as fast as - thinkpam