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