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