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