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