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