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