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