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