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