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