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)(13,15,17,25)(14,19,21,23)(16,28,29,24)(18,26,31,42)(20,36,37,34)(22,35,32,39)(27,40,38,44)(30,43,33,41)(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)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.