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