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