All About Color #1C1B31

#1C1B31

About #1C1B31

#1C1B31 is a very dark blue color with the hex code #1C1B31. In RGB it is red 28, green 27, blue 49; in HSL it is hue 243°, saturation 29%, lightness 15%; in CMYK it is 43%, 45%, 0%, 81%. Its contrast ratio is 16.79:1 on white and 1.25:1 on black.

#1C1B31 Color Conversion

Hex triplet1C, 1B, 31
CMYK42.86%, 44.90%, 0.00%, 80.78%
RGB Decimal28, 27, 49
HSL243°, 29%, 15%
RGB Octal34, 33, 61
HSV (HSB)242.73°, 44.90%, 19.22%
RGB Binary11100, 11011, 110001
CIE-L*AB10.94, 7.18, -14.44
RGB Percent10.98%, 10.59%, 19.22%
CIE-L*CH10.94, 16.13, 296.43
XYZ1.43, 1.25, 3.07
CIE-L*UV10.94, -0.59, -12.13
xyY0.25, 0.22, 1.25
Hunter-Lab11.19, 3.15, -8.44
RYB10.98%, 10.59%, 19.22%

Color Accessibility Scores

#1C1B31 on a dark background: contrast 1.25:1, fails WCAG AA.
#1C1B31 on a light background: contrast 16.79:1, passes WCAG AAA.

Color Shades

Tints and shades of #1C1B31, from lightest to darkest. Each swatch links to its own color page.

Related Palettes

Harmonious five-color palettes built around #1C1B31. Open any of them in the Muzli palette generator.

Complementary palette

#1C1B31 · #3E3C6D · #090910 · #30311B · #6A6D3C

Analogous palette

#1B3031 · #1B2531 · #1C1B31 · #271B31 · #311B30

Triadic palette

#1C1B31 · #311C1B · #1B311C · #3E3C6D · #6D3E3C

Tetradic palette

#1C1B31 · #311B25 · #30311B · #1B3127 · #090910

Monochromatic palette

#090910 · #090910 · #1C1B31 · #393663 · #555194

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