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