#a31901 Color Information

In a RGB color space, hex #a31901 is composed of 63.9% red, 9.8% green and 0.4% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 84.7% magenta, 99.4% yellow and 36.1% black. It has a hue angle of 8.9 degrees, a saturation of 98.8% and a lightness of 32.2%. #a31901 color hex could be obtained by blending #ff3202 with #470000. Closest websafe color is: #990000.

    • R 64
    • G 10
    • B 0
    RGB color chart
    • C 0
    • M 85
    • Y 99
    • K 36
    CMYK color chart

#a31901 color description : Dark red.

#a31901 Color Conversion

The hexadecimal color #a31901 has RGB values of R:163, G:25, B:1 and CMYK values of C:0, M:0.85, Y:0.99, K:0.36. Its decimal value is 10688769.

Hex triplet a31901 #a31901
RGB Decimal 163, 25, 1 rgb(163,25,1)
RGB Percent 63.9, 9.8, 0.4 rgb(63.9%,9.8%,0.4%)
CMYK 0, 85, 99, 36
HSL 8.9°, 98.8, 32.2 hsl(8.9,98.8%,32.2%)
HSV (or HSB) 8.9°, 99.4, 63.9
Web Safe 990000 #990000
CIE-LAB 34.975, 53.205, 48.104
XYZ 15.458, 8.486, 0.853
xyY 0.623, 0.342, 8.486
CIE-LCH 34.975, 71.727, 42.118
CIE-LUV 34.975, 103.528, 26.039
Hunter-Lab 29.131, 43.742, 18.656
Binary 10100011, 00011001, 00000001

Color Schemes with #a31901

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

Alternatives to #a31901

Below, you can see some colors close to #a31901. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#a31901 Preview

Text with hexadecimal color #a31901

This text has a font color of #a31901.

<span style="color:#a31901;">Text here</span>
#a31901 background color

This paragraph has a background color of #a31901.

<p style="background-color:#a31901;">Content here</p>
#a31901 border color

This element has a border color of #a31901.

<div style="border:1px solid #a31901;">Content here</div>
CSS codes
.text {color:#a31901;}
.background {background-color:#a31901;}
.border {border:1px solid #a31901;}

Shades and Tints of #a31901

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, #070100 is the darkest color, while #fff4f3 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #a31901

A tone is produced by adding gray to any pure hue. In this case, #574e4d is the less saturated color, while #a31901 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #a31901 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.

  • #404040 Achromatopsia 0.005% of the population
  • #543833 Atypical Achromatopsia 0.001% of the population
  • #665b17 Protanopia 1% of men
  • #715600 Deuteranopia 1% of men
  • #a82322 Tritanopia 0.001% of the population
  • #7c430f Protanomaly 1% of men, 0.01% of women
  • #834000 Deuteranomaly 6% of men, 0.4% of women
  • #a61f16 Tritanomaly 0.01% of the population