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