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