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