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