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