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