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