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