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