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