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