All About Color #181F2F

#181F2F

About #181F2F

#181F2F is a very dark blue color with the hex code #181F2F. In RGB it is red 24, green 31, blue 47; in HSL it is hue 222°, saturation 32%, lightness 14%; in CMYK it is 49%, 34%, 0%, 82%. Its contrast ratio is 16.46:1 on white and 1.28:1 on black.

#181F2F Color Conversion

Hex triplet18, 1F, 2F
CMYK48.94%, 34.04%, 0.00%, 81.57%
RGB Decimal24, 31, 47
HSL222°, 32%, 14%
RGB Octal30, 37, 57
HSV (HSB)221.74°, 48.94%, 18.43%
RGB Binary11000, 11111, 101111
CIE-L*AB11.82, 2.06, -11.64
RGB Percent9.41%, 12.16%, 18.43%
CIE-L*CH11.82, 11.83, 280.03
XYZ1.38, 1.38, 2.88
CIE-L*UV11.82, -2.79, -9.86
xyY0.24, 0.24, 1.38
Hunter-Lab11.74, 0.42, -6.33
RYB9.41%, 11.52%, 18.43%

Color Accessibility Scores

#181F2F on a dark background: contrast 1.28:1, fails WCAG AA.
#181F2F on a light background: contrast 16.46:1, passes WCAG AAA.

Color Shades

Tints and shades of #181F2F, from lightest to darkest. Each swatch links to its own color page.

Related Palettes

Harmonious five-color palettes built around #181F2F. Open any of them in the Muzli palette generator.

Complementary palette

#181F2F · #37476C · #090B11 · #2F2818 · #6C5C37

Analogous palette

#182F28 · #182B2F · #181F2F · #1D182F · #28182F

Triadic palette

#181F2F · #2F181F · #1F2F18 · #37476C · #6C3747

Tetradic palette

#181F2F · #2F182B · #2F2818 · #182F1D · #090B11

Monochromatic palette

#090B11 · #090B11 · #181F2F · #324062 · #4C6294

Generate more palettes containing #181F2F · Browse all color names

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