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)(19,22)(20,21)(23,26)(24,30)(25,31)(27,32)(28,29)(1,2)(3,7)(4,5)(6,8)(9,11)(10,12)(13,14)(15,16)(17,19,23,25)(18,22,26,31)(20,28,30,27)(21,29,24,32)(1,3)(2,6)(4,7)(5,8)(17,20,23,30)(18,24,26,21)(19,27,25,28)(22,29,31,32)(9,12,15,13)(10,16,14,11)(17,20)(18,21)(19,28)(22,29)(23,30)(24,26)(25,27)(31,32)(1,4,5,2)(3,7,8,6)(9,13,15,12)(10,16,14,11)(17,21)(18,20)(19,29)(22,28)(23,24)(25,32)(26,30)(27,31)(1,3)(2,7)(4,6)(5,8)(9,14,15,10)(11,13,16,12)(17,22)(18,25)(19,26)(20,29)(21,27)(23,31)(24,28)(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.