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