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