One vertex per element, one color per generator, with an edge from x to x·s.
(1,2) involution — undirected(4,9,11,23)(6,18)(10,22,25,33)(12,24,13,19)(15,29)(20,32)(26,34,27,30)(28,31)(3,4)(5,10)(6,19)(7,12)(8,13)(9,20)(11,21)(14,25)(15,30)(16,26)(17,27)(18,23)(22,31)(24,32)(28,34)(29,33) involution — undirected(3,5,7,16)(4,10,12,26)(6,15,18,29)(8,17,21,14)(9,22,24,34)(11,25,13,27)(19,30,23,33)(20,31,32,28)(5,14)(10,25)(15,28)(16,17)(22,33)(26,27)(29,31)(30,34) involution — undirectedA 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.