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