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