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