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