Countries & states with colour names

Can you name the colourfully named countries and states? The answers are countries either with a colour in their name (not necessarily in English) or their name is derived from a colour.
Red answers are countries, blue answers are states and one constituent country.
Quiz by HelveticaBold
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Last updated: February 23, 2016
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First submittedFebruary 23, 2016
Times taken410
Average score35.7%
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Answer
Island country, its name means "Green cape"
Cape Verde
West African country, an off-white place by the sea
Côte d'ivoire
"Black Mountain" in Venetian
Montenegro
"White Russia"
Belarus
Country name derives from Greek for "Land of the Red Sea"
Eritrea
Country name derives from Greek for "Land of the Blacks"
Ethiopia
Same as above, but derived from Arabic
Sudan
This country's name derives from "Blackbird" in its native language
Kosovo
Spanish for "Silvery Land"
Argentina
Country of Denmark, supposedly named this to trick people into going there
Greenland
State name is Spanish for ruddy or red
Colorado
State name derives from Dutch for "Red Island"
Rhode Island
"Green Mountain"
Vermont
Choctaw for "Red People"
Oklahoma
+1
Level 77
May 13, 2020
It means blackbird in Serbian. But it is not literally black bird. It is KOS, and it means just kos, nothing else. Without color.