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