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