#a4000b Color Information

#a4000b Color Information
Details | Shades, Tints, and Tones | Variations | Color Coordinates | Color Schemes | HTML+CSS Examples | Coding & Programming | Color Blindness | Accessibility | Related Colors

The hexadecimal value (hex value) of this color is #a4000b. In RGB, it consists of 64.3% Red, 0.0% Green, and 4.3% Blue. Likewise, in the CMYK color space, it consists of 0% Cyan, 100% Magenta, 93.3% Yellow, and 35.7% Black. On the color wheel, its Hue is found at 356.0°, with saturation of 100% and lightness of 32.2%. The decimal value for #a4000b is 10747915, and its nearest "web safe" color is #990000. In the RGB color space, the strongest component for #a4000b is red. In the CMYK color space, its strongest component is magenta. And in the RYB color space, its strongest component is red.
  • HexHex code for this color#a4000b Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color164, 0, 11 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color64.3%, 0.0%, 4.3% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.357, 1.000, 0.957 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0, 1, 0.933, 0.357 Copy
  • HSLHue, Saturation, Lightness combination for this color356.0°, 100.0%, 32.2% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color356.0°, 100.0%, 64.3% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color15.370, 7.917, 1.035 Copy
  • RYBRed, Yellow, Blue composition for this color164, 0, 11 Copy
  • DecimalDecimal representation of this color's hex code10747915 Copy
  • CIE-LABCIELAB color space coordinates for this color33.809, 57.713, 43.516 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)33.809, 72.280, 37.017 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color33.809, 109.963, 22.366 Copy
  • Hunter LabHunter-Lab color space coordinates for this color28.137, 48.270, 17.516 Copy
  • xyYCIE xyY color space coordinates for this color0.632, 0.326, 7.917 Copy
  • AndroidValue of this color in Android development4288937995 / 0xffa4000b Copy
  • Web SafeHex code of the nearest "web safe" version of this color#990000 Copy
Last Updated: December 11, 2024

Shades of #a4000b

Shades are created by adding black to or removing lightness from a particular color. For #a4000b, its pure hue is 356.0° on the color wheel and its saturation is 100.0%, and its lightness is 32.2%. As the amount of black is added to this hue and we reduce its lightness, the result is increasingly darker shades tints. The palette given below provides 9 different shades of #a4000b, which — excluding black and our original color — range from #150001 to #90000a.

Tints of #a4000b

Tints are created by adding white or lightness to a particular color. For #a4000b, its pure hue is 356.0° on the color wheel and its saturation is 100.0%, and its lightness is 32.2%. As the amount of white (lightness) is added to this hue, the result is increasingly lighter tints. The following palette gives 9 different tints of #a4000b, which — excluding white and our original color — range from #af202a to #f4dfe1.

Tones of #a4000b

Tones are the result of adding gray to a pure hue. In the case of #a4000b, its pure hue is 356.0° on the color wheel and its saturation is 100.0%, so we increase this saturation to create more colorful tones, and decrease the saturation to create grayer tones. The palette shown below gives 9 different tones of #a4000b, which range from #525252 (the grayest / 0% saturation) to #a4000b (the most colorful / 100% saturation).

Variations of #a4000b

There are several ways to create color variations and premutations of #a4000b! For #a4000b, there are 6 variations of the color that can be created by swapping its Red, Green, and Blue color positions, of which 5 are different from our original color. Among these six variations, there are 6 unique colors including our original color, #a4000b. Click on these colors to learn more about them, too!

Color Coordinates of #a4000b

This color, #a4000b, consists of 64.3% Red, 0.0% Green, and 4.3% Blue, resulting in color coordinates Red = 164, Green = 0, Blue = 11. Likewise, the CMYK color space composition for #a4000b is 0% Cyan, 100% Magenta, 93.3% Yellow, and 35.7% Black. These values are shown in the following charts and tables.

R64.3%
C0.0%
G0.0%
M100.0%
B4.3%
Y93.3%
K35.7%
Color Base R (Red) G (Green) B (Blue)
Decimal 164 0 11
Octal 244 0 13
Hexa #a4 #00 #0b
Binary 10100100 00000000 00001011
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 0 100 93 35
Octal 0 144 135 43
Hexa #00 #64 #5d #23
Binary 00000000 01100100 01011101 00100011

Analogous Colors of #a4000b

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #a4000b — which has hue 356.0° — its analogous colors are located at 26.0° and 356.0° on the color wheel, with the same saturation and lightness as #a4000b.

Triadic Colors of #a4000b

Triadic colors are located 120 degrees away from a color's hue on the color wheel, which means the original color and its triadic colors are equidistant from one another on the color wheel and form a triangle. For #a4000b — which has hue 356.0° — its triadic colors are located at 116.0° and 356.0° on the color wheel, with the same saturation and lightness as #a4000b.

Complementary Color of #a4000b

A complementary color is located opposite a color on the color wheel (180 degrees away). For #a4000b — which has hue 356.0° — its complementary color is located at 176.0° on the color wheel, with the same saturation and lightness as #a4000b.

Split Complementary Colors of #a4000b

Split complementary colors are the analogs of a color's complement, which places them 210 degrees away on the color wheel from an original color. For #a4000b — which has hue 356.0° — its split complementary colors its split complementary colors are located at 146.0° and 356.0° on the color wheel, with the same saturation and lightness as #a4000b.

Tetradic Colors of #a4000b

Tetradic colors are two sets of complementary colors on either side of a color wheel from each other, forming a rectangle on the color wheel. For #a4000b — which has hue 356.0° — its tetradic colors are located at 266.0°, 356.0°, 86.0°, and 176.0° on the color wheel, with the same saturation and lightness as #a4000b.

Monochromatic Colors of #a4000b

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #a4000b, we show 9 different monochromatic colors of it, ranging from #520005 — (which has very low saturation and very low lightness) — to #f60010 (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #a4000b

We want to make getting started with #a4000b on your website fast and easy! Below are 8 examples of how to integrate #a4000b into a website using HTML+CSS. These examples include showing how #a4000b can be used to color text, backgrounds, shadows, and borders, as well as how it can be used as a solid fill or gradient fill for rectangles. These examples principally make use of <span> and <div> tags, although the CSS shown in particular can be repurposed to make use of #a4000b with other HTML elements.

#a4000b Foreground / Text Color

The color of this text is #a4000b.
<span style="color: #a4000b;">The color of this text is #a4000b.</span>

#a4000b Background Color

The background color for this text is #a4000b.
<div style="background-color: #a4000b; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #a4000b.</div>

#a4000b Text Shadow Color

This color for the shadow of this text is #a4000b.
<span style="text-shadow: 3px 3px 3px #a4000b;">This color for the shadow of this text is #a4000b.</span>

#a4000b Border Color

This is a div with border color #a4000b.
<div style="border: #a4000b 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #a4000b.</div>

#a4000b Color Rectangle on a White Background

This is a rectangle of color #a4000b on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #a4000b; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #a4000b on a white background.</div></div>

#a4000b Color Rectangle on a Black Background

This is a rectangle of color #a4000b on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #a4000b; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #a4000b on a black background.</div></div>

Gradient from #a4000b to White

This is a gradient from #a4000b to white.
<div style="background: -webkit-linear-gradient(left,#a4000b,white); /* Firefox */ background: linear-gradient(to right,#a4000b,white); /* Safari */ background: -o-linear-gradient(left,#a4000b,white); /* Opera */ background: -moz-linear-gradient(left,#a4000b,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #a4000b to white.</div>

Gradient from #a4000b to Black

This is a gradient from #a4000b to black.
<div style="background: -webkit-linear-gradient(left,#a4000b,black); /* Firefox */ background: linear-gradient(to right,#a4000b,black); /* Safari */ background: -o-linear-gradient(left,#a4000b,black); /* Opera */ background: -moz-linear-gradient(left,#a4000b,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #a4000b to black.</div>

Coding & Programming with #a4000b

In addition to using #a4000b on the web, we know you might want to use it in your mobile and desktop apps, too. Whatever your needs, the table below shows how to access #a4000b in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #a4000b, or the RGB color coordinates for the same (Red = 164, Green = 0, Blue = 11). If you need details about the color coordinates of #a4000b in other color spaces, refer to these details as provided toward the top of this page.

Language Environment Code Snippet
HTML + CSS (Hex Code) Web #a4000b
HTML + CSS (RGB Code) Web rgb(164, 0, 11)
CSS Background Color Web .myclass { background-color: #a4000b; }
CSS Foreground + Text Color Web .myclass { color: #a4000b; }
CSS Border Color Web .myclass { border: 2px solid #a4000b; }
Java (Multi-platform) new Color(164, 0, 11);
Python (Multi-platform) Color("#a4000b")
Swift iOS UIColor(red:164, green:0, blue:11, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:164 green:0 blue:11 alpha:1.0000];
OpenGL (Graphics) glColor3f(164f, 0f, 11f);
C# / .NET Windows Color.FromArgb(164, 0, 11);
 

#a4000b Color Blindness

Not everyone can see #a4000b the same way. For those with color blindness, #a4000b might look very, very different. Here, we simulate eight examples of color blindness, and how #a4000b looks next to each one of them. In all cases, #a4000b is placed in a circle in the upper-left corner of each of the below boxes, with the color in the rest of those boxes signifying how #a4000b looks for someone with that type of color blindness. Many people will perceive close similarities between the colors in these boxes and the colors in the circles — with some noticing particular similarities. We offer this insight so that as you make choices about colors to use for your purposes, you can make an informed decision about whether #a4000b will be a good fit for everyone in your audience!

Trichromacy

Protanomaly
Affects 1 in 100 Men & 1 in 10,000 Women

Deuteranomaly
Affects 1 in 17 Men & 1 in 250 Women

Tritanomaly
Affects 1 in 10,000

Dichromacy

Protanopia
Affects 1 in 100, Mostly Men

Deuteranopia
Affects 1 in 100, Mostly Men

Tritanopia
Affects 1 in 100,000

Monochromacy

Achromatopsia
Affects 1 in 20,000

Achromatopsia
Affects 1 in 100,000

Accessibility

Accessibility Recommended

We analyzed whether #a4000b is an accessible color when used as a text / foreground color against a white background. This analysis is based on the Web Content Accessibility Guidelines (WCAG) 2 Level issued by W3C. Based on this analysis, we calculate a contrast ratio against white of approximately 8.1:1 against white. This is a high enough ratio to be considered accessible under both the AA and AAA level standards for either normal size or large text.

WCAG AA
Normal Size Text

WCAG AA
Large Size Text

WCAG AAA
Normal Size Text

WCAG AAA
Large Size Text