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