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