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