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