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