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