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