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