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