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