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