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