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