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