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