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