You are a personal shopper, and a client comes to you asking for some more “oomph” in his business clothing. You select neckties and pocket squares in vibrant colors. Which aspect of design are you using here?

To create an illustration of perspective, this artist did all of the following except 1) show clear orthogonal lines 2) have an implied vanishing point 3) distort proportion to keep the background and foreground the same size 4) include value changes between the foreground and background i was thinking maybe 1