"crystal clear blue" is a grammatically correct phrase and can be used in written English.
It is often used to describe the color of something that is very clear and transparent, like water or a sky. Example: The ocean was a crystal clear blue, reflecting the bright rays of the sun. Note: "crystal clear" is a phrase often used to describe something that is very clear and transparent, so the addition of "blue" simply specifies the color.
A fireball appeared from out of the crystal clear blue sky over the southern Ural region in Russia.
According the island's official tourism website, it is a destination like no other, with "star-sand beaches, crystal clear blue skies and world-famous sunsets".
Its crystal clear blue waters back up to a two-mile long stretch of white sand beach and is the longest beach in the Caribbean.
The paintings feature a cold barren landscape of snow covered mountain peaks and petrified trees, crystal clear blue skyes and dark bodies of water.
A place of peace, perhaps surfing perfect waves in warm, crystal clear blue waters.
This water was the most crystal clear blue water I've ever laid eyes on- really clean and unspoiled.
The fog lifted when we boarded the kayaks, and we paddled into crystal-clear blue waters trimmed by deep green forest as snowcapped peaks emerged from the gray.
To have Delta Squad go about its business under crystal-clear blue skies just wouldn't have worked and you can see how that visual messaging has been brought through to the latest Gears entry, Gears of War 4, with its oppressive weather, threatening shadows, and fire-fights set against the blackness of a never-ending night.
To have Delta Squad go about its business under crystal-clear blue skies just wouldn't have worked – and you can see how that visual messaging has been brought through to the latest Gears entry, Gears of War 4, with its oppressive weather, threatening shadows and fire-fights set against the blackness of a never-ending night.
11, if you remember, was a crystal-clear-blue, dry day, and now the whole season has been like that over and over again.
Suspense builds as we pass a series of crystal clear, aqua blue pools, each seemingly more appealing than the last.
