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