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