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