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