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