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