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