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