sky-blue, lazuline, cerulean, sapphire, colored, chromatic, bright blue, blue violet, ocean, bice blue, more...

navy, indigo

sky blue, baby blue, powder blue, teal, turquoise, cerulean, navy blue, electric blue, more...

deep, pale, clear, pure, chief, bright, fess, infinite, rampant, blue, brilliant

blue color,   blue hue,   colour blue,   blue as a color,   blue as the sky,   sky blue,   vivid blue,   a little blue,   crystal blue,   blue sky hue