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