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