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