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