If you would like take your casual look to a new level, make a charcoal denim shirt and dark green chinos your outfit choice. White canvas slip-on sneakers integrate brilliantly within a ton of getups. This combo proves how 20-year-old gents succeed in the fashion department.
A grey blazer and dark green chinos matched together are a good match. When this outfit appears too polished, tone it down by wearing white canvas slip-on sneakers. As you're transitioning from your 20s to your 30s, you want to start dressing like a grown man. If that's the case, combinations like this are a foolproof option.