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