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