Ultramarine

is a very saturated light cold blue

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.
Download swatch.ase Find closest 3-digit code Get inspired on Dribbble

Goes well with complementary color

Yukon Gold

# 827907

or triadic complementary

Japanese Laurel

# 0F8207

and triadic complementary

Dark Burgundy

# 82070F

To a colorblind person appears

Mine Shaft

# 333333