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