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