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