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)(13,14)(15,25)(16,29)(17,32)(18,22)(19,24)(20,27)(21,28)(23,33)(26,35)(30,36)(31,37)(34,44)(38,43)(39,40)(41,42) involution — undirected(5,7)(6,9)(8,12)(10,11)(13,15,18,27)(14,20,22,25)(16,30,28,19)(17,31,33,41)(21,36,29,24)(23,37,32,42)(26,34,40,43)(35,38,39,44)(2,4)(7,12)(9,11)(13,16,19,15,18,28,30,27)(14,21,24,20,22,29,36,25)(17,31,34,26,33,41,43,40)(23,37,38,35,32,42,44,39)(6,10)(9,11)(14,22)(17,33)(20,25)(21,29)(24,36)(26,40)(31,41)(34,43) involution — undirected(13,17,19,34,18,33,30,43)(14,23,24,38,22,32,36,44)(15,26,28,41,27,40,16,31)(20,35,29,42,25,39,21,37)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.