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