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