#a31000 Color Information

In a RGB color space, hex #a31000 is composed of 63.9% red, 6.3% green and 0% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 90.2% magenta, 100% yellow and 36.1% black. It has a hue angle of 5.9 degrees, a saturation of 100% and a lightness of 32%. #a31000 color hex could be obtained by blending #ff2000 with #470000. Closest websafe color is: #990000.

    • R 64
    • G 6
    • B 0
    RGB color chart
    • C 0
    • M 90
    • Y 100
    • K 36
    CMYK color chart

#a31000 color description : Dark red.

#a31000 Color Conversion

The hexadecimal color #a31000 has RGB values of R:163, G:16, B:0 and CMYK values of C:0, M:0.9, Y:1, K:0.36. Its decimal value is 10686464.

Hex triplet a31000 #a31000
RGB Decimal 163, 16, 0 rgb(163,16,0)
RGB Percent 63.9, 6.3, 0 rgb(63.9%,6.3%,0%)
CMYK 0, 90, 100, 36
HSL 5.9°, 100, 32 hsl(5.9,100%,32%)
HSV (or HSB) 5.9°, 100, 63.9
Web Safe 990000 #990000
CIE-LAB 34.312, 55.071, 48.148
XYZ 15.29, 8.159, 0.77
xyY 0.631, 0.337, 8.159
CIE-LCH 34.312, 73.151, 41.163
CIE-LUV 34.312, 106.639, 25.081
Hunter-Lab 28.564, 45.564, 18.397
Binary 10100011, 00010000, 00000000

Color Schemes with #a31000

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

Alternatives to #a31000

Below, you can see some colors close to #a31000. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#a31000 Preview

Text with hexadecimal color #a31000

This text has a font color of #a31000.

<span style="color:#a31000;">Text here</span>
#a31000 background color

This paragraph has a background color of #a31000.

<p style="background-color:#a31000;">Content here</p>
#a31000 border color

This element has a border color of #a31000.

<div style="border:1px solid #a31000;">Content here</div>
CSS codes
.text {color:#a31000;}
.background {background-color:#a31000;}
.border {border:1px solid #a31000;}

Shades and Tints of #a31000

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 #a31000

A tone is produced by adding gray to any pure hue. In this case, #584c4b is the less saturated color, while #a31000 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #a31000 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.

  • #3a3a3a Achromatopsia 0.005% of the population
  • #4f322e Atypical Achromatopsia 0.001% of the population
  • #645916 Protanopia 1% of men
  • #705500 Deuteranopia 1% of men
  • #a71b18 Tritanopia 0.001% of the population
  • #7b3f0e Protanomaly 1% of men, 0.01% of women
  • #823c00 Deuteranomaly 6% of men, 0.4% of women
  • #a6170f Tritanomaly 0.01% of the population