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