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