Big Island Sunsets | Blue Hour Well, in reality, blue hour usually only lasts about 20 minutes. During the blue hour the sky has a deep blue hue with saturated colors. It’s the time after sunset (just after golden hour) before total darkness when lighted colors really stand out, yet the background is still visible. The different shades of the sky and color saturation make it a great for landscape and seascape photography. To see the entire story with all seven images, go to Big Island Sunsets | a 7 Image Story.
