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