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