#181b1f Color Information

In a RGB color space, hex #181b1f is composed of 9.4% red, 10.6% green and 12.2% blue. Whereas in a CMYK color space, it is composed of 22.6% cyan, 12.9% magenta, 0% yellow and 87.8% black. It has a hue angle of 214.3 degrees, a saturation of 12.7% and a lightness of 10.8%. #181b1f color hex could be obtained by blending #30363e with #000000. Closest websafe color is: #003333.

    • R 9
    • G 11
    • B 12
    RGB color chart
    • C 23
    • M 13
    • Y 0
    • K 88
    CMYK color chart

#181b1f color description : Very dark (mostly black) blue.

#181b1f Color Conversion

The hexadecimal color #181b1f has RGB values of R:24, G:27, B:31 and CMYK values of C:0.23, M:0.13, Y:0, K:0.88. Its decimal value is 1579807.

Hex triplet 181b1f #181b1f
RGB Decimal 24, 27, 31 rgb(24,27,31)
RGB Percent 9.4, 10.6, 12.2 rgb(9.4%,10.6%,12.2%)
CMYK 23, 13, 0, 88
HSL 214.3°, 12.7, 10.8 hsl(214.3,12.7%,10.8%)
HSV (or HSB) 214.3°, 22.6, 12.2
Web Safe 003333 #003333
CIE-LAB 9.617, -0.279, -3.245
XYZ 1.016, 1.077, 1.451
xyY 0.287, 0.304, 1.077
CIE-LCH 9.617, 3.257, 265.09
CIE-LUV 9.617, -1.129, -2.248
Hunter-Lab 10.378, -0.687, -1.023
Binary 00011000, 00011011, 00011111

Color Schemes with #181b1f

Complementary Color
Analogous Color
Split Complementary Color
Triadic Color
Tetradic Color
Monochromatic Color

Alternatives to #181b1f

Below, you can see some colors close to #181b1f. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#181b1f Preview

Text with hexadecimal color #181b1f

This text has a font color of #181b1f.

<span style="color:#181b1f;">Text here</span>
#181b1f background color

This paragraph has a background color of #181b1f.

<p style="background-color:#181b1f;">Content here</p>
#181b1f border color

This element has a border color of #181b1f.

<div style="border:1px solid #181b1f;">Content here</div>
CSS codes
.text {color:#181b1f;}
.background {background-color:#181b1f;}
.border {border:1px solid #181b1f;}

Shades and Tints of #181b1f

A shade is achieved by adding black to any pure hue, while a tint is created by mixing white to any pure color. In this example, #070809 is the darkest color, while #fdfdfd is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #181b1f

A tone is produced by adding gray to any pure hue. In this case, #1a1b1d is the less saturated color, while #011836 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #181b1f is perceived by people affected by a color vision deficiency. This can be useful if you need to ensure your color combinations are accessible to color-blind users.

  • #1b1b1b Achromatopsia 0.005% of the population
  • #1a1b1c Atypical Achromatopsia 0.001% of the population
  • #26262a Protanopia 1% of men
  • #27252b Deuteranopia 1% of men
  • #232729 Tritanopia 0.001% of the population
  • #202226 Protanomaly 1% of men, 0.01% of women
  • #222126 Deuteranomaly 6% of men, 0.4% of women
  • #1f2225 Tritanomaly 0.01% of the population