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