One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,5,8)(3,7,4,6)(9,10,13,14)(11,15,16,12)(18,21)(19,23)(25,26,29,32)(27,28,31,30)(1,3,5,4)(2,6,8,7)(9,11,13,16)(10,12,14,15)(18,21)(22,24)(25,27,29,31)(26,30,32,28)(3,4)(6,7)(10,14)(11,16)(17,18)(19,22)(20,21)(23,24)(25,28,29,30)(26,27,32,31)(1,2)(3,7)(4,6)(5,8)(9,12)(10,11)(13,15)(14,16)(17,19,20,23)(18,22,21,24)(25,26)(27,28)(29,32)(30,31)(1,4,5,3)(2,7,8,6)(9,11)(10,15)(12,14)(13,16)(17,18)(19,22)(20,21)(23,24)(25,28)(26,31)(27,32)(29,30)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.