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