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