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