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