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