Pairing a grey plaid blazer and grey dress pants will hallmark your sartorial prowess. Dark brown suede loafers look perfect here. As a 30-year-old gentleman, you probably want to start dressing in a more sophisticated manner. If that's the case, ensembles like this are ideal as inspiration.
Grey Plaid Blazer with Grey Dress Pants Dressy Cold Weather Outfits For Men In Their 30s
This elegant combo of a grey plaid blazer and grey dress pants is really a statement-maker. Put a different spin on an otherwise classic look by wearing dark brown suede desert boots. This is a stylish yet mature outfit for 30-something Millennial gentlemen.