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