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