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