One vertex per element, one color per generator, with an edge from x to x·s.
(2,3)(5,6,11,14)(7,12,16,18)(8,15,19,20)(9,13,10,17)(21,22)(23,32)(24,36)(25,30)(26,40)(27,31)(28,34)(29,39)(33,50)(35,44)(37,43)(38,48)(41,45)(42,47)(46,51)(49,52)(1,2,4,3)(5,7)(6,12)(8,17)(9,15)(10,20)(11,16)(13,19)(14,18)(21,23,25,34)(22,28,30,32)(24,37,38,52)(26,35,27,41)(29,46,47,50)(31,44,40,45)(33,42,51,39)(36,49,48,43)(5,8,10,18,11,19,9,12)(6,7,13,15,14,16,17,20)(21,24,26,39,25,38,27,42)(22,29,31,36,30,47,40,48)(23,33,35,52,34,51,41,37)(28,43,44,46,32,49,45,50)(1,3,4,2)(5,9,11,10)(6,13,14,17)(7,15,16,20)(8,12,19,18)(22,30)(24,38)(28,32)(31,40)(33,51)(37,52)(39,42)(44,45)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.