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)(19,20,23,29)(21,30,32,25)(22,27,24,28)(26,33,34,31)(3,5,7,13)(4,8,10,11)(6,14,15,12)(9,17,18,16)(19,21)(20,25)(22,33)(23,32)(24,31)(26,27)(28,34)(29,30)(19,21)(20,26)(22,31)(23,32)(24,33)(25,27)(28,30)(29,34) involution — undirected(3,6,7,15)(4,9,10,18)(5,12,13,14)(8,16,11,17)(19,22,23,24)(20,27,29,28)(21,31,32,33)(25,34,30,26)(4,10)(8,11)(9,18)(16,17)(19,22,23,24)(20,28,29,27)(21,31,32,33)(25,26,30,34)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.