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