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