One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,3,4)(5,6)(7,11)(8,10)(9,12)(13,14,20,36,34,15,21,37,19,25,18,24,17,23,39,27)(16,28,43,26,30,44,35,22,33,42,31,40,32,29,38,41)(5,7,8,12)(6,9,10,11)(13,15,18,27,34,25,39,36,19,23,20,37,17,14,21,24)(16,29,31,22,30,28,38,40,33,44,43,41,32,42,35,26)(2,4)(13,16)(14,22)(15,26)(17,30)(18,35)(19,33)(20,38)(21,31)(23,40)(24,29)(25,41)(27,42)(28,37)(32,34)(36,44)(39,43) involution — undirected(6,10)(9,11)(13,17,19,34)(14,23,25,15)(16,30,33,32)(18,21,20,39)(22,40,41,26)(24,37,36,27)(28,44,42,29)(31,38,43,35)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.