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