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