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