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