One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,11)(4,9)(5,8)(6,10)(7,13)(12,15)(14,16)(17,18,25,32)(19,33,39,67)(20,40,44,65)(21,29,47,61)(22,28,46,62)(23,31,24,30)(26,51,56,36)(27,50,59,43)(34,68,72,80)(35,55,48,54)(37,63,38,53)(41,57,45,60)(42,64,49,58)(52,73,79,69)(66,75,77,71)(70,76,74,78)(1,3)(2,7)(4,14)(5,13)(6,12)(8,15)(9,11)(10,16)(17,19,25,39)(18,26,32,56)(20,34,44,72)(21,36,47,51)(22,48,46,35)(23,38,24,37)(27,52,59,79)(28,33,62,67)(29,63,61,53)(30,55,31,54)(40,76,65,78)(41,70,45,74)(42,73,49,69)(43,75,50,71)(57,77,60,66)(58,80,64,68)(2,8)(4,5)(7,15)(9,10)(11,16)(13,14)(17,20)(18,27)(19,34)(21,45)(22,49)(23,50)(24,43)(25,44)(26,52)(28,60)(29,64)(30,65)(31,40)(32,59)(33,66)(35,73)(36,74)(37,75)(38,71)(39,72)(41,47)(42,46)(48,69)(51,70)(53,80)(54,76)(55,78)(56,79)(57,62)(58,61)(63,68)(67,77) involution — undirected(3,12)(7,16)(11,15)(13,14)(17,21,24,46,25,47,23,22)(18,28,31,61,32,62,30,29)(19,35,38,36,39,48,37,51)(20,41,43,49,44,45,50,42)(26,53,55,33,56,63,54,67)(27,57,40,64,59,60,65,58)(34,69,71,70,72,73,75,74)(52,68,78,77,79,80,76,66)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.