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