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