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