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