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