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