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