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