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