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