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