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