Go for a grey tank and blue denim shorts if you're looking for a look idea that conveys laid-back cool. A pair of slip-on sneakers rounds off this outfit quite nicely.
Grey Tank with Slip-on Sneakers Smart Casual Outfits For Women
Why not rock a grey tank with navy skinny jeans? Both pieces are very comfortable and look stunning paired together. Introduce a pair of slip-on sneakers to the mix for extra style points.