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