RGBA color model

Rarity: Common

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At a glance

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Notion

Domain

Science and technology

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What Wikipedia says

RGBA stands for red green blue alpha. While it is sometimes described as a color space, it is actually a three-channel RGB color model supplemented with a fourth alpha channel.

Excerpt from the Wikipedia article “RGBA color model”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Shlomi Tal, CC BY-SA 4.0, via Wikimedia Commons.