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