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