#a31800 Color Information

In a RGB color space, hex #a31800 is composed of 63.9% red, 9.4% green and 0% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 85.3% magenta, 100% yellow and 36.1% black. It has a hue angle of 8.8 degrees, a saturation of 100% and a lightness of 32%. #a31800 color hex could be obtained by blending #ff3000 with #470000. Closest websafe color is: #990000.

    • R 64
    • G 9
    • B 0
    RGB color chart
    • C 0
    • M 85
    • Y 100
    • K 36
    CMYK color chart

#a31800 color description : Dark red.

#a31800 Color Conversion

The hexadecimal color #a31800 has RGB values of R:163, G:24, B:0 and CMYK values of C:0, M:0.85, Y:1, K:0.36. Its decimal value is 10688512.

Hex triplet a31800 #a31800
RGB Decimal 163, 24, 0 rgb(163,24,0)
RGB Percent 63.9, 9.4, 0 rgb(63.9%,9.4%,0%)
CMYK 0, 85, 100, 36
HSL 8.8°, 100, 32 hsl(8.8,100%,32%)
HSV (or HSB) 8.8°, 100, 63.9
Web Safe 990000 #990000
CIE-LAB 34.887, 53.431, 48.464
XYZ 15.432, 8.442, 0.817
xyY 0.625, 0.342, 8.442
CIE-LCH 34.887, 72.136, 42.21
CIE-LUV 34.887, 103.997, 26.04
Hunter-Lab 29.055, 43.96, 18.671
Binary 10100011, 00011000, 00000000

Color Schemes with #a31800

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

Alternatives to #a31800

Below, you can see some colors close to #a31800. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#a31800 Preview

Text with hexadecimal color #a31800

This text has a font color of #a31800.

<span style="color:#a31800;">Text here</span>
#a31800 background color

This paragraph has a background color of #a31800.

<p style="background-color:#a31800;">Content here</p>
#a31800 border color

This element has a border color of #a31800.

<div style="border:1px solid #a31800;">Content here</div>
CSS codes
.text {color:#a31800;}
.background {background-color:#a31800;}
.border {border:1px solid #a31800;}

Shades and Tints of #a31800

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, #060100 is the darkest color, while #fff3f1 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #a31800

A tone is produced by adding gray to any pure hue. In this case, #584d4b is the less saturated color, while #a31800 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #a31800 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.

  • #3f3f3f Achromatopsia 0.005% of the population
  • #533732 Atypical Achromatopsia 0.001% of the population
  • #655b16 Protanopia 1% of men
  • #715600 Deuteranopia 1% of men
  • #a82221 Tritanopia 0.001% of the population
  • #7c420e Protanomaly 1% of men, 0.01% of women
  • #833f00 Deuteranomaly 6% of men, 0.4% of women
  • #a61e15 Tritanomaly 0.01% of the population