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