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