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