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)(16,27,30,34)(17,31,32,22)(21,25,37,28)(26,35,33,38)(29,42,43,40)(36,41,44,39)(2,3)(6,9)(7,11)(13,15,18,19)(14,20,23,24)(16,28,30,25)(17,26,32,33)(21,27,37,34)(22,35,31,38)(29,41,43,39)(36,40,44,42)(1,2,4,3)(13,16,15,25,18,30,19,28)(14,21,20,34,23,37,24,27)(17,29,26,39,32,43,33,41)(22,36,35,42,31,44,38,40)(6,9)(10,12)(13,17)(14,22)(15,26)(16,29)(18,32)(19,33)(20,35)(21,36)(23,31)(24,38)(25,39)(27,40)(28,41)(30,43)(34,42)(37,44) involution — undirected(1,3,4,2)(5,7,8,11)(6,10,9,12)(16,30)(17,32)(21,37)(22,31)(25,28)(26,33)(27,34)(35,38)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.