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