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