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