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