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