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