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