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