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