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