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