Bold Cool Black
A moderately saturated, cool very dark blue.
#0C1721
rgb(12, 23, 33)
Color formats
HEX
#0C1721
RGB
rgb(12, 23, 33)
HSL
hsl(208.6, 46.7%, 8.8%)
HSV
hsv(208.6, 63.6%, 12.9%)
CMYK
cmyk(63.6%, 30.3%, 0%, 87.1%)
Color shades
Lighter tints and darker shades of Bold Cool Black.
Lightest
#427FB7
Lighter
#274B6C
Base
#0C1721
Darker
#000000
Darkest
#000000
Complementary
The opposite hue on the color wheel.
Analogous
Neighbouring hues that harmonise.
Contrast & readability
Where Bold Cool Black works
Bold Cool Black (#0C1721) is a moderately saturated, cool very dark blue. As a deep tone it works well for text, headers and high-contrast backgrounds where you want weight and focus. Its cool undertone lends a calm, trustworthy feel that suits clean, professional interfaces.
Observe the spectrum
More colors related to Bold Cool Black — or browse all blacks.
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