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