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