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