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