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