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