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