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