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