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