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