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