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