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