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