One vertex per element, one color per generator, with an edge from x to x·s.
(2,6)(3,8)(9,10,12,13)(11,15,16,14)(17,18,20,21)(19,22,24,23)(25,26,29,31)(27,32,30,28)(1,2,5,6)(3,7,8,4)(10,13)(14,15)(18,21)(22,23)(25,26)(27,28)(29,31)(30,32)(9,11)(10,14)(12,16)(13,15)(17,18)(19,22)(20,21)(23,24)(25,27,29,30)(26,28,31,32)(1,3)(2,7)(4,6)(5,8)(9,11)(10,15)(12,16)(13,14)(17,19,20,24)(18,22,21,23)(25,26)(27,28)(29,31)(30,32)(1,4,5,7)(2,8,6,3)(9,10)(11,14)(12,13)(15,16)(17,18)(19,23)(20,21)(22,24)(25,28)(26,30)(27,31)(29,32)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.