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