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