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