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