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