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