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