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