Not at all. A well-chosen semi-formal jacket can be serve as a great contrast to worn denim lowers. But without attention to detail, you get a pale blue polye

Not at all. A well-chosen semi-formal jacket can be serve as a great contrast to worn denim lowers. But without attention to detail, you get a pale blue polyester leisure suit jacket over black stretch "jeans". And that doesn't express playfulness, so much as a doubling down on bad taste of biblical proportions.