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