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