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)(13,14,17,22)(15,21,25,19)(16,27,29,39)(18,32,31,23)(20,33,37,30)(24,40,28,44)(26,35,42,38)(34,41,36,43)(5,7)(6,9)(8,12)(10,11)(13,15,17,25)(14,19,22,21)(16,28,29,24)(18,26,31,42)(20,36,37,34)(23,35,32,38)(27,40,39,44)(30,43,33,41)(13,16,17,29)(14,20,22,37)(15,24,25,28)(18,33,31,30)(19,34,21,36)(23,39,32,27)(26,43,42,41)(35,40,38,44)(7,12)(9,11)(13,15)(14,21)(16,24)(17,25)(18,26)(19,22)(20,36)(23,38)(27,40)(28,29)(30,41)(31,42)(32,35)(33,43)(34,37)(39,44) involution — undirected(1,3,4,2)(6,10)(9,11)(14,22)(15,25)(16,29)(23,32)(26,42)(30,33)(34,36)(40,44)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.