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