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