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