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