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