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