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