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