What’s the colour of the Taj Mahal? While you may have already guessed the answer, the Union culture and environment ministry is not taking any chances. A month after the Supreme Court expressed concern over the change of colour of the iconic Mughal-era monument, Union culture and environment minister Mahesh Sharma said that a scientific study will be conducted to assess the exact colour of the marble of Taj Mahal and its report will be produced in the apex court.