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