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