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)(15,23,26,20)(16,25,27,21)(17,24,28,22)(30,34)(35,37)(36,40)(42,43)(7,11)(10,12)(14,19)(16,27)(20,23)(22,24)(29,30,33,34)(31,37,39,35)(32,36,41,40)(38,43,44,42)(5,6,8,9)(7,10,11,12)(13,15,18,26)(14,20,19,23)(16,24,27,22)(17,21,28,25)(29,30)(31,35)(32,40)(33,34)(36,41)(37,39)(38,43)(42,44)(1,2)(3,4)(5,7)(6,10)(8,11)(9,12)(13,16,18,27)(14,21,19,25)(15,24,26,22)(17,20,28,23)(29,31)(30,35)(32,38)(33,39)(34,37)(36,42)(40,43)(41,44)(13,17,18,28)(14,22,19,24)(15,25,26,21)(16,20,27,23)(29,32,33,41)(30,36,34,40)(31,38,39,44)(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.