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