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