As an adjective: Oscuro (os-COO-ro).
As a noun: Oscuridad (os-coo-ree-DAHD).
dark = oscuro
To say I am not dark in Spanish, you would say: I ser no oscuro
The last name Prieto is of Spanish origin. It is a common surname in Spanish-speaking countries and likely derived from the Spanish word "prieto," meaning "dark" or "swarthy," which may have been used to describe someone with dark hair or complexion.
It depends what you mean by dark skinned, but there are darker skinned spanish people.
Morena is a spanish word used to describe Latinas who are tanned/dark (i.e., dark hair-brunette, dark eyes, dark skin). It also means "Morning" in the native language of the New Zealand indigenous people, the Maori. I have triple checked my answer after consulting my Maori experts (thanks LT!). Conversational e.g. "Morena James" translates to "Good Morning James".
oscuro
Oscuro or oscura
Yes, the word 'dark' is an adjective used to describe a noun (a dark night; a dark blue).The word 'dark' is also a noun; a word for the absence of light (I can't find my keys in the dark).
The spanish word for guitar is Guitarra. This English word came directly from the Spanish word, but it is not a Spanish word any more than the Spanish word is an Arabic word. "qutar" or a Greek word Chirara.
Dark, as in "el color oscuro" (dark color)
"Dark", in English, is "oscuro" (masculine) or "oscura" (feminine).
The Russian word for noun "dark" is темнота. The Russian for adjective "dark" is темный.