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