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