When picking or editing a gaming or anime PFP, focus on a clear silhouette and...

https://blogfreely.net/sordusgvrj/how-do-i-stop-my-avatar-from-clashing-with-the-app-ui-around-it

When picking or editing a gaming or anime PFP, focus on a clear silhouette and crop tightly around the face. Keep backgrounds simple to avoid clutter, and skip any text—it usually disappears at small sizes