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