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