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