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