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