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