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