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