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