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