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