#81100b Color Information

In a RGB color space, hex #81100b is composed of 50.6% red, 6.3% green and 4.3% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 87.6% magenta, 91.5% yellow and 49.4% black. It has a hue angle of 2.5 degrees, a saturation of 84.3% and a lightness of 27.5%. #81100b color hex could be obtained by blending #ff2016 with #030000. Closest websafe color is: #990000.

    • R 51
    • G 6
    • B 4
    RGB color chart
    • C 0
    • M 88
    • Y 91
    • K 49
    CMYK color chart

#81100b color description : Dark red.

#81100b Color Conversion

The hexadecimal color #81100b has RGB values of R:129, G:16, B:11 and CMYK values of C:0, M:0.88, Y:0.91, K:0.49. Its decimal value is 8458251.

Hex triplet 81100b #81100b
RGB Decimal 129, 16, 11 rgb(129,16,11)
RGB Percent 50.6, 6.3, 4.3 rgb(50.6%,6.3%,4.3%)
CMYK 0, 88, 91, 49
HSL 2.5°, 84.3, 27.5 hsl(2.5,84.3%,27.5%)
HSV (or HSB) 2.5°, 91.5, 50.6
Web Safe 990000 #990000
CIE-LAB 26.914, 45.424, 34.9
XYZ 9.299, 5.063, 0.804
xyY 0.613, 0.334, 5.063
CIE-LCH 26.914, 57.283, 37.536
CIE-LUV 26.914, 79.251, 18.018
Hunter-Lab 22.501, 34.394, 13.632
Binary 10000001, 00010000, 00001011

Color Schemes with #81100b

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

Alternatives to #81100b

Below, you can see some colors close to #81100b. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#81100b Preview

Text with hexadecimal color #81100b

This text has a font color of #81100b.

<span style="color:#81100b;">Text here</span>
#81100b background color

This paragraph has a background color of #81100b.

<p style="background-color:#81100b;">Content here</p>
#81100b border color

This element has a border color of #81100b.

<div style="border:1px solid #81100b;">Content here</div>
CSS codes
.text {color:#81100b;}
.background {background-color:#81100b;}
.border {border:1px solid #81100b;}

Shades and Tints of #81100b

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, #020000 is the darkest color, while #fef0ef is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #81100b

A tone is produced by adding gray to any pure hue. In this case, #4b4141 is the less saturated color, while #8c0600 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #81100b 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.

Monochromacy
  • #313131 Achromatopsia 0.005% of the population
  • #412a29 Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #514921 Protanopia 1% of men
  • #5c4600 Deuteranopia 1% of men
  • #871b1b Tritanopia 0.001% of the population
Trichromacy
  • #623419 Protanomaly 1% of men, 0.01% of women
  • #693204 Deuteranomaly 6% of men, 0.4% of women
  • #851715 Tritanomaly 0.01% of the population