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)(11,16)(12,13)(14,15)(17,18,21,24)(19,20,23,22)(27,31)(30,32)(2,5)(6,7)(9,11)(10,13)(12,14)(15,16)(17,19,21,23)(18,22,24,20)(3,8)(6,7)(10,15)(11,12)(19,23)(20,22)(25,26,29,28)(27,30,31,32)(1,3,4,8)(2,6,5,7)(9,12,14,11)(10,13,15,16)(17,20,21,22)(18,23,24,19)(25,27)(26,30)(28,32)(29,31)(1,2)(3,7)(4,5)(6,8)(9,13)(10,12)(11,15)(14,16)(17,18)(19,20)(21,24)(22,23)(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.