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