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