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