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