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