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