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