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