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