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