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