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