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