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