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