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