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