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