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