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