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