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