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