Accent - band - was created in 1986.
Accent Records was created in 1978.
Accent on Youth was created in 1935.
Accent Energy was created in 2002.
Hyundai Accent was created in 1994.
ACCENT Speakers Bureau was created in 1967.
Accent on the Blues was created on 1969-08-15.
Accent Radio Network was created in 2000.
I'm presuming you mean an accent to English? In that case the preffered (or proper) accent is British English. The actual accent of the speaker is determined by his home language (there are 11 official languages in South Africa). If you want to see a good example of an accent and manner of speaking English in South Africa, watch the movie Blood Diamond. Leonardo Di Caprio does a very good Afrikaans accent of English in the movie, which is typical in South Africa.
Out of Africa (1985).
Ghana is known to have a good English accent in Africa, often referred to as having a clear and easily understandable accent. Many Ghanaians have a strong emphasis on English language education, which contributes to their accent proficiency.
The Comedians in Africa was created in 1967.