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