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