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