A cream jacket appears beside a white shirt and the similarly pale visible part of the trousers in this close view. The white shirt stays open at the neck; a brown belt divides the paler areas as a smaller darker accent. Both hands rest in pockets. The photograph ends before complete trouser legs and shoes. It therefore explains the upper colour relationship and middle rather than the actual lower finish. Its pale impression establishes no particular composition either, leaving the real candidate to supply what the crop does not show.
Compare whether the closer colour distribution should form your starting point on the actual outfit. Retain the same belt initially, removing or changing it only when its contribution becomes a separate question. A smaller dark accent can appeal without requiring strongly contrasting trousers too. Area size differs from the beige jacket above dark trousers, giving similar shades different tasks within the complete view.
Request a full view of the same model or add actual trousers with intended shoes. Remove the jacket if that state is planned and inspect shirt beside belt. Do not invent missing lower colour or shoe shape from another picture; establish the real combination and included pieces.