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