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