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