What is the perceived color of stars whose peak emission shifts toward the blue and then into the ultraviolet region?

Answer

Blue or blue-white

As stars become significantly hotter, their peak emission shifts toward shorter wavelengths, resulting in an overwhelming output in the blue and ultraviolet portions of the spectrum, which the eye perceives as blue or blue-white.

What is the perceived color of stars whose peak emission shifts toward the blue and then into the ultraviolet region?

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