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