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