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