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