Notable
https://www.wpxi.com/news/top-stories/stand-up-your-rights-local-restaurant-bar-owners-kick-off-their-revolution/IH7HR74TAJHJPAFOBNXA7VXWAI/
It is common for businessmen to wear colors to convey emotions. It is very common in offices & even product marketing uses colors. I believe it is called a “power tie”, common in job interviews.
https://www.bbc.com/worklife/article/20140827-the-psychology-of-tie-colours