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