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