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