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