This relaxed combination of a light blue denim jacket and black chinos is super easy to pull together in no time flat, helping you look on-trend and ready for anything without spending a ton of time combing through your closet. For something more on the relaxed side to round off this ensemble, complement your look with a pair of dark green leather low top sneakers. Wondering how to nail casual looks as you go into your 30s? This pairing is an amazing example.