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