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