Your kitchen looks beautiful! I’d suggest doing simple brass pulls with clean lines.

If your light fixtures and other items are going to be brass, I would coordinate the cabinet handles with the same brass tones. Here’s a pretty example.

I like my hardware to be all in the same material and finish, but we are seeing some mixing these days. Maybe you could use two finishes if you want variety....black matte and brass?

Love your space!

I think the black could work if they are slim. In any case, put knobs on the cabinets and pulls on the drawers for a simpler look. I find pulls on cabinets distracting.

I see you have gray in your counter tops. How about a gray back splash? These are hand made in upstate NY. I used them for my kitchen, a green for the tile and a liner in this gray. They are very well made and come in different sizes and shapes.

I would use brass or brushed silver for the handles. Black will look too harsh in your space.

Perhaps you could do a marble or porcelain slab backsplash that matches your countertops. Porcelain slabs are a beautiful alternative to tile backsplashes and very popular in kitchens these days.

Here’s an example