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