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