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