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