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