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