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