In Blow-Up, certain colours attract our attention as intriguing visual leitmotifs. The colour mauve (sometimes tending to pink, sometimes to violet) is one of the film’s emblematic colours
.The trail it leaves from the first to final shots of Blow-Up, is a kind of paper chase that invites the viewer to venture an interpretation, just as the protagonist does when he attempts to solve the mystery of the photos taken in the park.
