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