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