This pairing of a dress shirt and dark purple dress pants epitomizes rugged refinement. This combo is most probably what you've been looking for as a 30-something Millennial guy.
Dark Purple Dress Pants with Dress Shirt Chill Weather Outfits For Men In Their 30s
For a look that's truly Bond-worthy, consider teaming a dress shirt with dark purple dress pants. To inject a mellow vibe into this getup, complement this ensemble with a pair of dark brown leather double monks. If you've passed the big three-oh, take cues from getups like this to add more seriousness to your style.