Thesecondexplanationsuggeststhatthesewordsdon't enterlanguageuntilhumanscouldmakethemreadbeingtheeasiestandmostaccessiblecolorbecauseyoucouldjusttake a pieceofdryclayanduseitas a crayon.
Ifyouthinkofcavedrawings, forexample, there's a lawofblackandredinthembutblue.
It's oneofthehardestcolorstocreate.
Forthousandsofyears, nobodyhaditexcepttheEgyptians, andtheyhad a wordforit.
Sodoesthismeanthatancientpeoplecouldn't seethosecolorsbeforetheyhad a wordforit?
Evenifyoulookat a colorpickerinPhotoshop, it's clearthat a darkornavyblueisn't actuallythatfarfrombeingblackandisquitefarfromotherHughes, whichwewouldstillcallblue.
Inthatsense, blackwouldhavebeen a muchbroadertermforearlyinancienthumans.
Whatthismeansis, oncewehave a newwordforourcolor, there's a feedbackloopinthebrain, andthisexaggeratesthedifferencesbetweenthosecolors, especiallyattheborderareasbetweenthem.
Wegetusedtocallingthesecolorsasdistincthues, andas a result, thebrainmorehappilyseesthemasdistinctuse.
Honestly, it's kindoflikewhen I learned a newEnglishword, andthensuddenly I heariteverywhere I seeiteverywhere, butthetruthis, I probablycameacrossthatwordbeforebutjustdidn't noticeit.