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