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