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