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