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