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