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