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