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)(21,22,27,33)(23,34,38,29)(24,31,25,41)(26,32,28,43)(30,42,47,40)(35,49,36,45)(37,50,39,46)(44,51,48,52)(1,2)(3,4)(5,7,9,15)(6,10,11,13)(8,16,17,14)(12,20,19,18)(21,23,27,38)(22,29,33,34)(24,35,25,36)(26,37,28,39)(30,44,47,48)(31,45,41,49)(32,46,43,50)(40,51,42,52)(2,4)(21,24,27,25)(22,30,33,47)(23,35,38,36)(26,40,28,42)(29,44,34,48)(31,32,41,43)(37,51,39,52)(45,46,49,50)(6,11)(10,13)(12,19)(18,20)(21,25,27,24)(22,31,33,41)(23,36,38,35)(26,40,28,42)(29,45,34,49)(30,32,47,43)(37,51,39,52)(44,46,48,50)(2,4)(5,8,9,17)(6,12,11,19)(7,14,15,16)(10,18,13,20)(21,26,27,28)(22,32,33,43)(23,37,38,39)(24,40,25,42)(29,46,34,50)(30,41,47,31)(35,51,36,52)(44,49,48,45)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.