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