#a91b38 Color Information

#a91b38 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 #a91b38. In RGB, it consists of 66.3% Red, 10.6% Green, and 22.0% Blue. Likewise, in the CMYK color space, it consists of 0% Cyan, 84% Magenta, 66.9% Yellow, and 33.7% Black. On the color wheel, its Hue is found at 347.7°, with saturation of 72.4% and lightness of 38.4%. The decimal value for #a91b38 is 11082552, and its nearest "web safe" color is #993333. In the RGB color space, the strongest component for #a91b38 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#a91b38 Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color169, 27, 56 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color66.3%, 10.6%, 22.0% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.337, 0.894, 0.780 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0, 0.84, 0.669, 0.337 Copy
  • HSLHue, Saturation, Lightness combination for this color347.7°, 72.4%, 38.4% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color347.7°, 84.0%, 66.3% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color17.468, 9.504, 4.655 Copy
  • RYBRed, Yellow, Blue composition for this color169, 27, 56 Copy
  • DecimalDecimal representation of this color's hex code11082552 Copy
  • CIE-LABCIELAB color space coordinates for this color36.938, 56.094, 21.337 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)36.938, 60.015, 20.826 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color36.938, 97.825, 11.175 Copy
  • Hunter LabHunter-Lab color space coordinates for this color30.829, 47.187, 12.627 Copy
  • xyYCIE xyY color space coordinates for this color0.552, 0.301, 9.504 Copy
  • AndroidValue of this color in Android development4289272632 / 0xffa91b38 Copy
  • Web SafeHex code of the nearest "web safe" version of this color#993333 Copy
Last Updated: December 4, 2024

Shades of #a91b38

Shades are created by adding black to or removing lightness from a particular color. For #a91b38, its pure hue is 347.7° on the color wheel and its saturation is 72.4%, and its lightness is 38.4%. 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 #a91b38, which — excluding black and our original color — range from #150307 to #941831.

Tints of #a91b38

Tints are created by adding white or lightness to a particular color. For #a91b38, its pure hue is 347.7° on the color wheel and its saturation is 72.4%, and its lightness is 38.4%. 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 #a91b38, which — excluding white and our original color — range from #b43851 to #f4e3e6.

Tones of #a91b38

Tones are the result of adding gray to a pure hue. In the case of #a91b38, its pure hue is 347.7° on the color wheel and its saturation is 72.4%, 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 #a91b38, which range from #626262 (the grayest / 0% saturation) to #c40028 (the most colorful / 100% saturation).

Variations of #a91b38

There are several ways to create color variations and premutations of #a91b38! For #a91b38, 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, #a91b38. Click on these colors to learn more about them, too!

Color Coordinates of #a91b38

This color, #a91b38, consists of 66.3% Red, 10.6% Green, and 22.0% Blue, resulting in color coordinates Red = 169, Green = 27, Blue = 56. Likewise, the CMYK color space composition for #a91b38 is 0% Cyan, 84% Magenta, 66.9% Yellow, and 33.7% Black. These values are shown in the following charts and tables.

R66.3%
C0.0%
G10.6%
M84.0%
B22.0%
Y66.9%
K33.7%
Color Base R (Red) G (Green) B (Blue)
Decimal 169 27 56
Octal 251 33 70
Hexa #a9 #1b #38
Binary 10101001 00011011 00111000
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 0 84 66 33
Octal 0 124 102 41
Hexa #00 #54 #42 #21
Binary 00000000 01010100 01000010 00100001

Analogous Colors of #a91b38

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #a91b38 — which has hue 347.7° — its analogous colors are located at 17.7° and 347.7° on the color wheel, with the same saturation and lightness as #a91b38.

Triadic Colors of #a91b38

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 #a91b38 — which has hue 347.7° — its triadic colors are located at 107.7° and 347.7° on the color wheel, with the same saturation and lightness as #a91b38.

Complementary Color of #a91b38

A complementary color is located opposite a color on the color wheel (180 degrees away). For #a91b38 — which has hue 347.7° — its complementary color is located at 167.7° on the color wheel, with the same saturation and lightness as #a91b38.

Split Complementary Colors of #a91b38

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 #a91b38 — which has hue 347.7° — its split complementary colors its split complementary colors are located at 137.7° and 347.7° on the color wheel, with the same saturation and lightness as #a91b38.

Tetradic Colors of #a91b38

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 #a91b38 — which has hue 347.7° — its tetradic colors are located at 257.7°, 347.7°, 77.7°, and 167.7° on the color wheel, with the same saturation and lightness as #a91b38.

Monochromatic Colors of #a91b38

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #a91b38, we show 9 different monochromatic colors of it, ranging from #4e1420 — (which has very low saturation and very low lightness) — to #f0365c (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #a91b38

We want to make getting started with #a91b38 on your website fast and easy! Below are 8 examples of how to integrate #a91b38 into a website using HTML+CSS. These examples include showing how #a91b38 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 #a91b38 with other HTML elements.

#a91b38 Foreground / Text Color

The color of this text is #a91b38.
<span style="color: #a91b38;">The color of this text is #a91b38.</span>

#a91b38 Background Color

The background color for this text is #a91b38.
<div style="background-color: #a91b38; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #a91b38.</div>

#a91b38 Text Shadow Color

This color for the shadow of this text is #a91b38.
<span style="text-shadow: 3px 3px 3px #a91b38;">This color for the shadow of this text is #a91b38.</span>

#a91b38 Border Color

This is a div with border color #a91b38.
<div style="border: #a91b38 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #a91b38.</div>

#a91b38 Color Rectangle on a White Background

This is a rectangle of color #a91b38 on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #a91b38; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #a91b38 on a white background.</div></div>

#a91b38 Color Rectangle on a Black Background

This is a rectangle of color #a91b38 on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #a91b38; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #a91b38 on a black background.</div></div>

Gradient from #a91b38 to White

This is a gradient from #a91b38 to white.
<div style="background: -webkit-linear-gradient(left,#a91b38,white); /* Firefox */ background: linear-gradient(to right,#a91b38,white); /* Safari */ background: -o-linear-gradient(left,#a91b38,white); /* Opera */ background: -moz-linear-gradient(left,#a91b38,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #a91b38 to white.</div>

Gradient from #a91b38 to Black

This is a gradient from #a91b38 to black.
<div style="background: -webkit-linear-gradient(left,#a91b38,black); /* Firefox */ background: linear-gradient(to right,#a91b38,black); /* Safari */ background: -o-linear-gradient(left,#a91b38,black); /* Opera */ background: -moz-linear-gradient(left,#a91b38,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #a91b38 to black.</div>

Coding & Programming with #a91b38

In addition to using #a91b38 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 #a91b38 in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #a91b38, or the RGB color coordinates for the same (Red = 169, Green = 27, Blue = 56). If you need details about the color coordinates of #a91b38 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 #a91b38
HTML + CSS (RGB Code) Web rgb(169, 27, 56)
CSS Background Color Web .myclass { background-color: #a91b38; }
CSS Foreground + Text Color Web .myclass { color: #a91b38; }
CSS Border Color Web .myclass { border: 2px solid #a91b38; }
Java (Multi-platform) new Color(169, 27, 56);
Python (Multi-platform) Color("#a91b38")
Swift iOS UIColor(red:169, green:27, blue:56, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:169 green:27 blue:56 alpha:1.0000];
OpenGL (Graphics) glColor3f(169f, 27f, 56f);
C# / .NET Windows Color.FromArgb(169, 27, 56);
 

#a91b38 Color Blindness

Not everyone can see #a91b38 the same way. For those with color blindness, #a91b38 might look very, very different. Here, we simulate eight examples of color blindness, and how #a91b38 looks next to each one of them. In all cases, #a91b38 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 #a91b38 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 #a91b38 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 #a91b38 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 7.2:1 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