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