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