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