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