You could get a lot of mix opinions when discussing “Should a light fixture match the bathroom faucet fixture.”
If you look at designer magazines and attend national design markets you will find that it is “IN STYLE” to mix your metals and finishes.
Let’s take a look at this bathroom pictured here. This bathroom would not be as “wow” as it is now if one had matched the fixture to the faucet. The contrast makes it more interesting it adds layers and depth that one would not expect to the space.