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