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