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