Google's AI Overviews color selection doesn't indicate the confidence of the response, as clarified by John Mueller from Google. The color variation is more related to the journey and the query intent. This was in response to a question asking if the colors of the AI Overviews were indicative of confidence in the responses. The color of the generative AI answer box changes to reflect specific journey types and the query intent. This explanation was given using an example of three different queries with three different AI Overviews in three different colors.
