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