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)(20,23)(21,25)(22,24)(27,32)(28,29)(30,31)(2,3)(6,7)(9,11)(10,14)(12,15)(13,16)(17,19,23,22)(18,24,20,26)(21,27,29,30)(25,31,28,32)(1,2,5,3)(4,6,8,7)(9,10)(11,12)(13,15)(14,16)(18,20)(24,26)(25,28)(31,32)(9,11)(10,14)(12,15)(13,16)(17,20,23,18)(19,26,22,24)(21,28,29,25)(27,32,30,31)(1,3,5,2)(4,6,8,7)(9,12,13,14)(10,11,15,16)(17,21)(18,25)(19,27)(20,28)(22,30)(23,29)(24,31)(26,32)(1,4)(2,6)(3,7)(5,8)(9,11)(10,12)(13,16)(14,15)(17,22,23,19)(18,26,20,24)(21,27,29,30)(25,31,28,32)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.