#f81121 Color Information

#f81121 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 #f81121. In RGB, it consists of 97.3% Red, 6.7% Green, and 12.9% Blue. Likewise, in the CMYK color space, it consists of 0% Cyan, 93.1% Magenta, 86.7% Yellow, and 2.7% Black. On the color wheel, its Hue is found at 355.8°, with saturation of 94.3% and lightness of 52%. The decimal value for #f81121 is 16257313, and its nearest "web safe" color is #ff0033. In the RGB color space, the strongest component for #f81121 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#f81121 Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color248, 17, 33 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color97.3%, 6.7%, 12.9% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.027, 0.933, 0.871 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0, 0.931, 0.867, 0.027 Copy
  • HSLHue, Saturation, Lightness combination for this color355.8°, 94.3%, 52.0% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color355.8°, 93.1%, 97.3% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color39.186, 20.467, 3.324 Copy
  • RYBRed, Yellow, Blue composition for this color248, 17, 33 Copy
  • DecimalDecimal representation of this color's hex code16257313 Copy
  • CIE-LABCIELAB color space coordinates for this color52.361, 77.475, 55.357 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)52.361, 95.220, 35.546 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color52.361, 164.900, 33.253 Copy
  • Hunter LabHunter-Lab color space coordinates for this color45.241, 75.441, 27.312 Copy
  • xyYCIE xyY color space coordinates for this color0.622, 0.325, 20.467 Copy
  • AndroidValue of this color in Android development4294447393 / 0xfff81121 Copy
  • Web SafeHex code of the nearest "web safe" version of this color#ff0033 Copy
Last Updated: December 14, 2024

Shades of #f81121

Shades are created by adding black to or removing lightness from a particular color. For #f81121, its pure hue is 355.8° on the color wheel and its saturation is 94.3%, and its lightness is 52.0%. 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 #f81121, which — excluding black and our original color — range from #1f0204 to #d90f1d.

Tints of #f81121

Tints are created by adding white or lightness to a particular color. For #f81121, its pure hue is 355.8° on the color wheel and its saturation is 94.3%, and its lightness is 52.0%. 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 #f81121, which — excluding white and our original color — range from #f92f3d to #fee1e3.

Tones of #f81121

Tones are the result of adding gray to a pure hue. In the case of #f81121, its pure hue is 355.8° on the color wheel and its saturation is 94.3%, 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 #f81121, which range from #858585 (the grayest / 0% saturation) to #ff0a1b (the most colorful / 100% saturation).

Variations of #f81121

There are several ways to create color variations and premutations of #f81121! For #f81121, 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, #f81121. Click on these colors to learn more about them, too!

Color Coordinates of #f81121

This color, #f81121, consists of 97.3% Red, 6.7% Green, and 12.9% Blue, resulting in color coordinates Red = 248, Green = 17, Blue = 33. Likewise, the CMYK color space composition for #f81121 is 0% Cyan, 93.1% Magenta, 86.7% Yellow, and 2.7% Black. These values are shown in the following charts and tables.

R97.3%
C0.0%
G6.7%
M93.1%
B12.9%
Y86.7%
K2.7%
Color Base R (Red) G (Green) B (Blue)
Decimal 248 17 33
Octal 370 21 41
Hexa #f8 #11 #21
Binary 11111000 00010001 00100001
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 0 93 86 2
Octal 0 135 126 2
Hexa #00 #5d #56 #02
Binary 00000000 01011101 01010110 00000010

Analogous Colors of #f81121

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #f81121 — which has hue 355.8° — its analogous colors are located at 25.8° and 355.8° on the color wheel, with the same saturation and lightness as #f81121.

Triadic Colors of #f81121

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 #f81121 — which has hue 355.8° — its triadic colors are located at 115.8° and 355.8° on the color wheel, with the same saturation and lightness as #f81121.

Complementary Color of #f81121

A complementary color is located opposite a color on the color wheel (180 degrees away). For #f81121 — which has hue 355.8° — its complementary color is located at 175.8° on the color wheel, with the same saturation and lightness as #f81121.

Split Complementary Colors of #f81121

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 #f81121 — which has hue 355.8° — its split complementary colors its split complementary colors are located at 145.8° and 355.8° on the color wheel, with the same saturation and lightness as #f81121.

Tetradic Colors of #f81121

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 #f81121 — which has hue 355.8° — its tetradic colors are located at 265.8°, 355.8°, 85.8°, and 175.8° on the color wheel, with the same saturation and lightness as #f81121.

Monochromatic Colors of #f81121

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #f81121, we show 9 different monochromatic colors of it, ranging from #88060f — (which has very low saturation and very low lightness) — to #fd868e (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #f81121

We want to make getting started with #f81121 on your website fast and easy! Below are 8 examples of how to integrate #f81121 into a website using HTML+CSS. These examples include showing how #f81121 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 #f81121 with other HTML elements.

#f81121 Foreground / Text Color

The color of this text is #f81121.
<span style="color: #f81121;">The color of this text is #f81121.</span>

#f81121 Background Color

The background color for this text is #f81121.
<div style="background-color: #f81121; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #f81121.</div>

#f81121 Text Shadow Color

This color for the shadow of this text is #f81121.
<span style="text-shadow: 3px 3px 3px #f81121;">This color for the shadow of this text is #f81121.</span>

#f81121 Border Color

This is a div with border color #f81121.
<div style="border: #f81121 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #f81121.</div>

#f81121 Color Rectangle on a White Background

This is a rectangle of color #f81121 on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #f81121; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #f81121 on a white background.</div></div>

#f81121 Color Rectangle on a Black Background

This is a rectangle of color #f81121 on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #f81121; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #f81121 on a black background.</div></div>

Gradient from #f81121 to White

This is a gradient from #f81121 to white.
<div style="background: -webkit-linear-gradient(left,#f81121,white); /* Firefox */ background: linear-gradient(to right,#f81121,white); /* Safari */ background: -o-linear-gradient(left,#f81121,white); /* Opera */ background: -moz-linear-gradient(left,#f81121,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #f81121 to white.</div>

Gradient from #f81121 to Black

This is a gradient from #f81121 to black.
<div style="background: -webkit-linear-gradient(left,#f81121,black); /* Firefox */ background: linear-gradient(to right,#f81121,black); /* Safari */ background: -o-linear-gradient(left,#f81121,black); /* Opera */ background: -moz-linear-gradient(left,#f81121,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #f81121 to black.</div>

Coding & Programming with #f81121

In addition to using #f81121 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 #f81121 in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #f81121, or the RGB color coordinates for the same (Red = 248, Green = 17, Blue = 33). If you need details about the color coordinates of #f81121 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 #f81121
HTML + CSS (RGB Code) Web rgb(248, 17, 33)
CSS Background Color Web .myclass { background-color: #f81121; }
CSS Foreground + Text Color Web .myclass { color: #f81121; }
CSS Border Color Web .myclass { border: 2px solid #f81121; }
Java (Multi-platform) new Color(248, 17, 33);
Python (Multi-platform) Color("#f81121")
Swift iOS UIColor(red:248, green:17, blue:33, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:248 green:17 blue:33 alpha:1.0000];
OpenGL (Graphics) glColor3f(248f, 17f, 33f);
C# / .NET Windows Color.FromArgb(248, 17, 33);
 

#f81121 Color Blindness

Not everyone can see #f81121 the same way. For those with color blindness, #f81121 might look very, very different. Here, we simulate eight examples of color blindness, and how #f81121 looks next to each one of them. In all cases, #f81121 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 #f81121 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 #f81121 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 #f81121 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 4.1:1 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 #f81121 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