Cello

# 1F4666

Boston Blue

# 377BB2

Calypso

is a saturated light 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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That goes well with

Mule Fawn

# 8C572B

or

Olive Drab

# 608C2B

and

Camelot

# 8C2B60

To a colorblind person appears

Scorpion

# 5e5e5e