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