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