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