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