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)(15,18)(16,21)(17,20)(19,23)(22,25)(24,27)(26,28)(29,30,34,32)(31,35,37,38)(33,40,41,36)(39,44,43,42)(5,7,9,12)(6,10,8,11)(14,15)(16,23)(17,25)(26,27)(31,37)(35,38)(39,43)(42,44)(5,7,9,12)(6,11,8,10)(13,15,18,14)(16,21,23,19)(17,20,25,22)(24,26,28,27)(29,31)(30,35)(32,38)(33,39)(34,37)(36,42)(40,44)(41,43)(1,2)(3,4)(5,7)(6,10)(8,11)(9,12)(13,16)(14,19)(15,21)(17,24)(18,23)(20,26)(22,27)(25,28)(29,32,34,30)(31,38,37,35)(33,40,41,36)(39,44,43,42)(5,8,9,6)(7,11,12,10)(13,17,18,25)(14,20,15,22)(16,24,23,28)(19,26,21,27)(29,33,34,41)(30,36,32,40)(31,39,37,43)(35,42,38,44)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.