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