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