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