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