#d91b21 Color Information

#d91b21 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 #d91b21. In RGB, it consists of 85.1% Red, 10.6% Green, and 12.9% Blue. Likewise, in the CMYK color space, it consists of 0% Cyan, 87.6% Magenta, 84.8% Yellow, and 14.9% Black. On the color wheel, its Hue is found at 358.1°, with saturation of 77.9% and lightness of 47.8%. The decimal value for #d91b21 is 14228257, and its nearest "web safe" color is #cc3333. In the RGB color space, the strongest component for #d91b21 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#d91b21 Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color217, 27, 33 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color85.1%, 10.6%, 12.9% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.149, 0.894, 0.871 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0, 0.876, 0.848, 0.149 Copy
  • HSLHue, Saturation, Lightness combination for this color358.1°, 77.9%, 47.8% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color358.1°, 87.6%, 85.1% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color29.282, 15.645, 2.915 Copy
  • RYBRed, Yellow, Blue composition for this color217, 27, 33 Copy
  • DecimalDecimal representation of this color's hex code14228257 Copy
  • CIE-LABCIELAB color space coordinates for this color46.506, 68.272, 47.935 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)46.506, 83.420, 35.074 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color46.506, 140.052, 29.018 Copy
  • Hunter LabHunter-Lab color space coordinates for this color39.554, 62.922, 23.318 Copy
  • xyYCIE xyY color space coordinates for this color0.612, 0.327, 15.645 Copy
  • AndroidValue of this color in Android development4292418337 / 0xffd91b21 Copy
  • Web SafeHex code of the nearest "web safe" version of this color#cc3333 Copy
Last Updated: November 28, 2024

Shades of #d91b21

Shades are created by adding black to or removing lightness from a particular color. For #d91b21, its pure hue is 358.1° on the color wheel and its saturation is 77.9%, and its lightness is 47.8%. 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 #d91b21, which — excluding black and our original color — range from #1b0304 to #be181d.

Tints of #d91b21

Tints are created by adding white or lightness to a particular color. For #d91b21, its pure hue is 358.1° on the color wheel and its saturation is 77.9%, and its lightness is 47.8%. 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 #d91b21, which — excluding white and our original color — range from #de383d to #fae3e3.

Tones of #d91b21

Tones are the result of adding gray to a pure hue. In the case of #d91b21, its pure hue is 358.1° on the color wheel and its saturation is 77.9%, 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 #d91b21, which range from #7a7a7a (the grayest / 0% saturation) to #f40008 (the most colorful / 100% saturation).

Variations of #d91b21

There are several ways to create color variations and premutations of #d91b21! For #d91b21, 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, #d91b21. Click on these colors to learn more about them, too!

Color Coordinates of #d91b21

This color, #d91b21, consists of 85.1% Red, 10.6% Green, and 12.9% Blue, resulting in color coordinates Red = 217, Green = 27, Blue = 33. Likewise, the CMYK color space composition for #d91b21 is 0% Cyan, 87.6% Magenta, 84.8% Yellow, and 14.9% Black. These values are shown in the following charts and tables.

R85.1%
C0.0%
G10.6%
M87.6%
B12.9%
Y84.8%
K14.9%
Color Base R (Red) G (Green) B (Blue)
Decimal 217 27 33
Octal 331 33 41
Hexa #d9 #1b #21
Binary 11011001 00011011 00100001
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 0 87 84 14
Octal 0 127 124 16
Hexa #00 #57 #54 #0e
Binary 00000000 01010111 01010100 00001110

Analogous Colors of #d91b21

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #d91b21 — which has hue 358.1° — its analogous colors are located at 28.1° and 358.1° on the color wheel, with the same saturation and lightness as #d91b21.

Triadic Colors of #d91b21

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 #d91b21 — which has hue 358.1° — its triadic colors are located at 118.1° and 358.1° on the color wheel, with the same saturation and lightness as #d91b21.

Complementary Color of #d91b21

A complementary color is located opposite a color on the color wheel (180 degrees away). For #d91b21 — which has hue 358.1° — its complementary color is located at 178.1° on the color wheel, with the same saturation and lightness as #d91b21.

Split Complementary Colors of #d91b21

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 #d91b21 — which has hue 358.1° — its split complementary colors its split complementary colors are located at 148.1° and 358.1° on the color wheel, with the same saturation and lightness as #d91b21.

Tetradic Colors of #d91b21

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 #d91b21 — which has hue 358.1° — its tetradic colors are located at 268.1°, 358.1°, 88.1°, and 178.1° on the color wheel, with the same saturation and lightness as #d91b21.

Monochromatic Colors of #d91b21

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #d91b21, we show 9 different monochromatic colors of it, ranging from #661417 — (which has very low saturation and very low lightness) — to #f7777b (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #d91b21

We want to make getting started with #d91b21 on your website fast and easy! Below are 8 examples of how to integrate #d91b21 into a website using HTML+CSS. These examples include showing how #d91b21 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 #d91b21 with other HTML elements.

#d91b21 Foreground / Text Color

The color of this text is #d91b21.
<span style="color: #d91b21;">The color of this text is #d91b21.</span>

#d91b21 Background Color

The background color for this text is #d91b21.
<div style="background-color: #d91b21; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #d91b21.</div>

#d91b21 Text Shadow Color

This color for the shadow of this text is #d91b21.
<span style="text-shadow: 3px 3px 3px #d91b21;">This color for the shadow of this text is #d91b21.</span>

#d91b21 Border Color

This is a div with border color #d91b21.
<div style="border: #d91b21 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #d91b21.</div>

#d91b21 Color Rectangle on a White Background

This is a rectangle of color #d91b21 on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #d91b21; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #d91b21 on a white background.</div></div>

#d91b21 Color Rectangle on a Black Background

This is a rectangle of color #d91b21 on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #d91b21; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #d91b21 on a black background.</div></div>

Gradient from #d91b21 to White

This is a gradient from #d91b21 to white.
<div style="background: -webkit-linear-gradient(left,#d91b21,white); /* Firefox */ background: linear-gradient(to right,#d91b21,white); /* Safari */ background: -o-linear-gradient(left,#d91b21,white); /* Opera */ background: -moz-linear-gradient(left,#d91b21,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #d91b21 to white.</div>

Gradient from #d91b21 to Black

This is a gradient from #d91b21 to black.
<div style="background: -webkit-linear-gradient(left,#d91b21,black); /* Firefox */ background: linear-gradient(to right,#d91b21,black); /* Safari */ background: -o-linear-gradient(left,#d91b21,black); /* Opera */ background: -moz-linear-gradient(left,#d91b21,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #d91b21 to black.</div>

Coding & Programming with #d91b21

In addition to using #d91b21 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 #d91b21 in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #d91b21, or the RGB color coordinates for the same (Red = 217, Green = 27, Blue = 33). If you need details about the color coordinates of #d91b21 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 #d91b21
HTML + CSS (RGB Code) Web rgb(217, 27, 33)
CSS Background Color Web .myclass { background-color: #d91b21; }
CSS Foreground + Text Color Web .myclass { color: #d91b21; }
CSS Border Color Web .myclass { border: 2px solid #d91b21; }
Java (Multi-platform) new Color(217, 27, 33);
Python (Multi-platform) Color("#d91b21")
Swift iOS UIColor(red:217, green:27, blue:33, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:217 green:27 blue:33 alpha:1.0000];
OpenGL (Graphics) glColor3f(217f, 27f, 33f);
C# / .NET Windows Color.FromArgb(217, 27, 33);
 

#d91b21 Color Blindness

Not everyone can see #d91b21 the same way. For those with color blindness, #d91b21 might look very, very different. Here, we simulate eight examples of color blindness, and how #d91b21 looks next to each one of them. In all cases, #d91b21 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 #d91b21 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 #d91b21 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

Not Accessibility Recommended

We analyzed whether #d91b21 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 5.1:1 against white. While there are some situations where this contrast is high enough to be considered accessible under the AA or AAA level standards, it is not high enough to be considered accessible in all cases. Details about the specific circumstances where #d91b21 would and would not be an accessible foreground color are summarized below.

WCAG AA
Normal Size Text

WCAG AA
Large Size Text

WCAG AAA
Normal Size Text

WCAG AAA
Large Size Text