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)(13,14,18,21)(15,16,23,19)(17,20,25,27)(22,24,28,26)(30,31)(32,39)(36,38)(40,44)(5,6)(7,11)(8,10)(9,12)(17,25)(20,27)(22,28)(24,26)(29,30,34,31)(32,37,39,35)(33,38,41,36)(40,42,44,43)(5,6,8,10)(7,9,12,11)(13,15,18,23)(14,19,21,16)(17,22,25,28)(20,26,27,24)(29,31,34,30)(32,37,39,35)(33,36,41,38)(40,42,44,43)(1,2,3,4)(5,6)(7,9)(8,10)(11,12)(13,16,18,19)(14,15,21,23)(17,24,25,26)(20,22,27,28)(29,32,34,39)(30,35,31,37)(33,40,41,44)(36,42,38,43)(5,7,8,12)(6,9,10,11)(13,17)(14,20)(15,22)(16,24)(18,25)(19,26)(21,27)(23,28)(29,33,34,41)(30,36,31,38)(32,40,39,44)(35,42,37,43)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.