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