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