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