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