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