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