Why not pair a grey blazer with navy jeans? Both of these pieces are totally comfortable and look fabulous worn together. A trendy pair of ankle boots is the most effective way to va-va-voom this look.
Grey Blazer with Ankle Boots Dressy Warm Weather Outfits In Their 30s
For something on the cool and casual end, opt for this combination of a grey blazer and black leather skinny jeans. Rounding off with a pair of ankle boots is a fail-safe way to bring a little fanciness to your ensemble.