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