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