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