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