Just swap out bright colors for muted tones and choose a longer hemline
For a thinner dip, add more water (plus another 2 to 3 tablespoons more, if desired, to thin out a little more for use as a salad dressing)
For example, black chinos or slim wool trousers create the perfect backdrop for caramel-toned brogues, oxfords, loafers, or Chelsea boots
But the Sezane earrings are far too casual & boho for this occasion & outfit choice IMO.. @barb_bfd suggested an alternative pair of earrings already in the Princess jewellery box: The earrings are awful
Once you discover the freedom of wide toe box shoes, you wont want to go back to your regular pinchy dress shoes
None of this is to say that every black shoe goes with every brown trouser, but hopefully thats obvious