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