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