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