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