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