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