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