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)(11,16)(17,18,22,20)(19,24,21,23)(25,26,29,28)(27,30,32,31)(2,4)(6,7)(9,10,12,13)(11,15,16,14)(17,19)(18,23)(20,24)(21,22)(25,26)(27,31)(28,29)(30,32)(9,11)(10,14)(12,16)(13,15)(17,18,22,20)(19,24,21,23)(25,27)(26,30)(28,31)(29,32)(1,3,5,8)(2,6,4,7)(9,11)(10,15)(12,16)(13,14)(17,20,22,18)(19,24,21,23)(25,27)(26,31)(28,30)(29,32)(1,4,5,2)(3,6,8,7)(9,10)(11,14)(12,13)(15,16)(17,21,22,19)(18,23,20,24)(25,28,29,26)(27,31,32,30)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.