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