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