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