All About Color #18181B

#18181B

About #18181B

#18181B is a very dark gray color with the hex code #18181B. In RGB it is red 24, green 24, blue 27; in HSL it is hue 240°, saturation 6%, lightness 10%; in CMYK it is 11%, 11%, 0%, 89%. Its contrast ratio is 17.72:1 on white and 1.19:1 on black.

#18181B Color Conversion

Hex triplet18, 18, 1B
CMYK11.11%, 11.11%, 0.00%, 89.41%
RGB Decimal24, 24, 27
HSL240°, 6%, 10%
RGB Octal30, 30, 33
HSV (HSB)240.00°, 11.11%, 10.59%
RGB Binary11000, 11000, 11011
CIE-L*AB8.36, 0.81, -2.10
RGB Percent9.41%, 9.41%, 10.59%
CIE-L*CH8.36, 2.25, 290.98
XYZ0.90, 0.93, 1.17
CIE-L*UV8.36, -0.10, -1.39
xyY0.30, 0.31, 0.93
Hunter-Lab9.63, -0.13, -0.46
RYB9.41%, 9.41%, 10.59%

Color Accessibility Scores

#18181B on a dark background: contrast 1.19:1, fails WCAG AA.
#18181B on a light background: contrast 17.72:1, passes WCAG AAA.

Color Shades

Tints and shades of #18181B, from lightest to darkest. Each swatch links to its own color page.

Related Palettes

Harmonious five-color palettes built around #18181B. Open any of them in the Muzli palette generator.

Complementary palette

#18181B · #43434C · #0C0C0E · #1B1B18 · #4C4C43

Analogous palette

#181B1B · #181A1B · #18181B · #1A181B · #1B181B

Triadic palette

#18181B · #1B1818 · #181B18 · #43434C · #4C4343

Tetradic palette

#18181B · #1B181A · #1B1B18 · #181B1A · #0C0C0E

Monochromatic palette

#0C0C0E · #0C0C0E · #18181B · #3C3C44 · #60606C

Generate more palettes containing #18181B · Browse all color names

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