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