>>10819199
As for mixing brass and silver you can mix them flawlessly if you introduce tonal gradient of complementary colors. Other tricks used is separating silver stuff into certain areas of the room. Look pictures in these article https://bobbyberk.com/a-stunning-victorian-home-that-embraces-period-details-and-modern-touches/ here are several silver/gray items like stove or sink faucet.

Also mixing silver and gold/brass was nothing unusual in for example baroque period.

But I get that you might not be a fan of these type of mix.