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