قَالُوا ادْعُ لَنَا رَبَّكَ يُبَيِّن لَّنَا مَا لَوْنُهَا ۚ قَالَ إِنَّهُ يَقُولُ إِنَّهَا بَقَرَةٌ صَفْرَاءُ فَاقِعٌ لَّوْنُهَا تَسُرُّ النَّاظِرِينَ (69)
(2:69) But they further asked, "Please request your Lord to make it clear to us of what colour she should be." Moses answered, "He says that she should be of yellow colour, so deep and bright as to delight the beholders."