Colour-themed shelves part II

My good friend Vinnie has just moved into a new house. She's just assembled and arranged her new shelves there, to decorate a large blank wall. 

Our mutual friend Paul used to be my lodger; he's good at order (I'm less good) and so while he lived with me he was the technician behind my colour-co-ordinated shelves. So Vinnie heard about the shelves and decided to give the idea a go too. Here's