Firefly

# 0C1F33

Blumine

# 1F4F7F

Biscay

is a very saturated dark cold azure

Blue is a cool calming color that shows creativity and intelligence. It is a popular color among large corporations, hospitals and airlines. It is a color of loyalty, strength, wisdom and trust. Blue has a calming effect on the psyche. Blue is the color of the sky and the sea and is often used to represent those images.
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Goes well with complementary color

Jambalaya

# 593716

or triadic complementary

Clover

# 375916

and triadic complementary

Wine Berry

# 591637

To a colorblind person appears

Mine Shaft

# 383838