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