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