I love blue,how about you?
Blue
Blue is one of the three primary colours of pigments in painting and traditional colour theory, as well as in the RGB colour model. It lies between violet and green on the spectrum of visible light. The eye perceives blue when observing light with a dominant wavelength between approximately 450 and 495 nanometres. Most blues contain a slight mixture of other colours; azure contains some green, while ultramarine contains some violet. The clear daytime sky and the deep sea appear blue because of an optical effect known as Rayleigh scattering.
it's backwards. The real term is "out of the clear blue sky," but it grabbed my attention. The next day I was writing with John Jarrard and Mark D. Sanders. I told them about this backwards idea and we wrote "Blue Clear Sky" about how love seems unfindable and then out of the blue, you find it." 
Critical reception.
Deborah Evans Price, of "Billboard" magazine reviewed the song favorably, saying "that readily identifiable, likeable, warm Texas voice totally