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