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