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