Bright colours can make an outfit look casual, but a dark jacket stops the top looking garish and makes for a sharper look.
The Sun
He was wearing a hat, dark jacket and dark trousers.
The Sun
The suspect was aged 35 to 40 and wore jeans and a dark jacket.
The Sun
He lifted his arms, shrugging the sleeves of his dark jacket a little further past his wrists, before resting his forearms on the table.
The Sun
He wears a dark jacket and a light shirt.
Times, Sunday Times