The sky is generally not pink, but it can appear pink under certain atmospheric conditions such as during sunrise or sunset.
Is it true the sky is pink?

FactVerify
Source: factverify.com
What the Evidence Shows
The claim 'Is it true the sky is pink? ' is misleading because the sky is not inherently pink. Under normal daylight conditions, the sky appears blue due to Rayleigh scattering of sunlight by the atmosphere.
However, during sunrise and sunset, the sky can take on shades of pink, red, and orange because the sun's light passes through a thicker layer of the atmosphere, scattering shorter wavelengths and allowing longer wavelengths like red and pink to become more visible. Therefore, while the sky is not consistently pink, it can appear pink at specific times and under certain conditions. The search results provided do not contain direct information to confirm or deny this claim, but general scientific knowledge supports this nuanced understanding.