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