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