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