This seems like a perfect shelf and cabinet layout based on our spacing. Could work nicely if face of fireplace were raw or white brick. Crown molding look? (not sure what to call fireplace surround) may be too formal but generally like.
Furniture, Awesome Contemporary Kitchen With Cool Broom Storage Also Modern Black Vacuum Cleaner Also Mop And Cleaning Equipment Also Lovely Yellow Table Lamp Also Brown Floorboards: Broom Storage Concept That Is Worth to Try