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