Warm Onyx Black
A versatile very dark neutral.
#353739
rgb(53, 55, 57)
Color formats
HEX
#353739
RGB
rgb(53, 55, 57)
HSL
hsl(210, 3.6%, 21.6%)
HSV
hsv(210, 7%, 22.4%)
CMYK
cmyk(7%, 3.5%, 0%, 77.6%)
Color shades
Lighter tints and darker shades of Warm Onyx Black.
Lightest
#9A9DA1
Lighter
#666A6E
Base
#353739
Darker
#040404
Darkest
#000000
Complementary
The opposite hue on the color wheel.
Analogous
Neighbouring hues that harmonise.
Contrast & readability
Where Warm Onyx Black works
Warm Onyx Black (#353739) is a versatile very dark neutral. As a deep tone it works well for text, headers and high-contrast backgrounds where you want weight and focus. The low saturation keeps it calm and easy to pair, so it sits comfortably next to almost any accent color.
Observe the spectrum
More colors related to Warm Onyx Black — or browse all blacks.
Color tools
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Complementary Color Finder
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