One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,7,11)(3,12,16,22)(4,9,19,26)(5,10,6,20)(8,15,23,14)(13,27,30,32)(17,24,18,25)(21,28,31,29)(33,34)(35,40)(36,47)(37,43)(38,50)(39,42)(41,48)(44,59)(45,55)(46,54)(49,58)(51,56)(52,57)(53,62)(60,64)(61,63)(1,3)(2,8)(4,13)(5,14)(6,15)(7,16)(9,21)(10,22)(11,23)(12,20)(17,28)(18,29)(19,30)(24,27)(25,32)(26,31)(33,35)(34,40)(36,44)(37,45)(38,51)(39,46)(41,53)(42,54)(43,55)(47,63)(48,60)(49,61)(50,56)(52,62)(57,64)(58,59) involution — undirected(1,4,7,19)(2,9,11,26)(3,13,16,30)(5,18,6,17)(8,21,23,31)(10,25,20,24)(12,27,22,32)(14,29,15,28)(33,36)(34,41)(35,44)(37,48)(38,52)(39,49)(40,53)(42,57)(43,58)(45,60)(46,61)(47,50)(51,62)(54,64)(55,59)(56,63)(1,5,7,6)(2,10,11,20)(3,14,16,15)(4,17,19,18)(8,22,23,12)(9,24,26,25)(13,28,30,29)(21,27,31,32)(34,42)(40,54)(41,57)(43,50)(47,58)(53,64)(55,56)(59,63)(1,5,7,6)(2,10,11,20)(3,15,16,14)(4,18,19,17)(8,12,23,22)(9,25,26,24)(13,28,30,29)(21,27,31,32)(33,37,39,38)(34,43,42,50)(35,45,46,51)(36,48,49,52)(40,55,54,56)(41,58,57,47)(44,60,61,62)(53,59,64,63)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.