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