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