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