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