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