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