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