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