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