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