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