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