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