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