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