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)(15,24)(16,21)(17,30)(18,33)(19,25)(20,26)(22,32)(23,29)(27,37)(28,35)(31,41)(34,40)(36,43)(38,42)(39,44) involution — undirected(1,2)(3,4)(6,9)(10,12)(13,15,16,25)(14,19,21,24)(17,26,28,42)(18,27,29,34)(20,30,38,35)(22,36,39,41)(23,37,33,40)(31,44,43,32)(2,4)(7,11)(10,12)(13,15)(14,20)(16,25)(17,31)(18,34)(19,35)(21,38)(22,40)(23,41)(24,30)(26,32)(27,29)(28,43)(33,36)(37,39)(42,44) involution — undirected(5,7,8,11)(6,10,9,12)(15,25)(19,24)(20,38)(26,42)(27,34)(31,43)(36,41)(37,40)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.