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