#cb311d Color Information

#cb311d 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 #cb311d. In RGB, it consists of 79.6% Red, 19.2% Green, and 11.4% Blue. Likewise, in the CMYK color space, it consists of 0% Cyan, 75.9% Magenta, 85.7% Yellow, and 20.4% Black. On the color wheel, its Hue is found at 6.9°, with saturation of 75% and lightness of 45.5%. The decimal value for #cb311d is 13316381, and its nearest "web safe" color is #cc3333. In the RGB color space, the strongest component for #cb311d is red. In the CMYK color space, its strongest component is yellow. And in the RYB color space, its strongest component is red.
  • HexHex code for this color#cb311d Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color203, 49, 29 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color79.6%, 19.2%, 11.4% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.204, 0.808, 0.886 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0, 0.759, 0.857, 0.204 Copy
  • HSLHue, Saturation, Lightness combination for this color6.9°, 75.0%, 45.5% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color6.9°, 85.7%, 79.6% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color25.949, 14.982, 2.687 Copy
  • RYBRed, Yellow, Blue composition for this color203, 52, 29 Copy
  • DecimalDecimal representation of this color's hex code13316381 Copy
  • CIE-LABCIELAB color space coordinates for this color45.609, 58.804, 47.998 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)45.609, 75.906, 39.223 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color45.609, 120.554, 31.306 Copy
  • Hunter LabHunter-Lab color space coordinates for this color38.706, 51.930, 22.979 Copy
  • xyYCIE xyY color space coordinates for this color0.595, 0.343, 14.982 Copy
  • AndroidValue of this color in Android development4291506461 / 0xffcb311d Copy
  • Web SafeHex code of the nearest "web safe" version of this color#cc3333 Copy
Last Updated: May 21, 2025

Shades of #cb311d

Shades are created by adding black to or removing lightness from a particular color. For #cb311d, its pure hue is 6.9° on the color wheel and its saturation is 75.0%, and its lightness is 45.5%. 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 #cb311d, which — excluding black and our original color — range from #190604 to #b22b19.

Tints of #cb311d

Tints are created by adding white or lightness to a particular color. For #cb311d, its pure hue is 6.9° on the color wheel and its saturation is 75.0%, and its lightness is 45.5%. 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 #cb311d, which — excluding white and our original color — range from #d24b39 to #f9e5e3.

Tones of #cb311d

Tones are the result of adding gray to a pure hue. In the case of #cb311d, its pure hue is 6.9° on the color wheel and its saturation is 75.0%, 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 #cb311d, which range from #747474 (the grayest / 0% saturation) to #e81b00 (the most colorful / 100% saturation).

Variations of #cb311d

There are several ways to create color variations and premutations of #cb311d! For #cb311d, 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, #cb311d. Click on these colors to learn more about them, too!

Color Coordinates of #cb311d

This color, #cb311d, consists of 79.6% Red, 19.2% Green, and 11.4% Blue, resulting in color coordinates Red = 203, Green = 49, Blue = 29. Likewise, the CMYK color space composition for #cb311d is 0% Cyan, 75.9% Magenta, 85.7% Yellow, and 20.4% Black. These values are shown in the following charts and tables.

R79.6%
C0.0%
G19.2%
M75.9%
B11.4%
Y85.7%
K20.4%
Color Base R (Red) G (Green) B (Blue)
Decimal 203 49 29
Octal 313 61 35
Hexa #cb #31 #1d
Binary 11001011 00110001 00011101
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 0 75 85 20
Octal 0 113 125 24
Hexa #00 #4b #55 #14
Binary 00000000 01001011 01010101 00010100

Analogous Colors of #cb311d

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #cb311d — which has hue 6.9° — its analogous colors are located at 6.9° and 336.9° on the color wheel, with the same saturation and lightness as #cb311d.

Triadic Colors of #cb311d

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 #cb311d — which has hue 6.9° — its triadic colors are located at 6.9° and 246.9° on the color wheel, with the same saturation and lightness as #cb311d.

Complementary Color of #cb311d

A complementary color is located opposite a color on the color wheel (180 degrees away). For #cb311d — which has hue 6.9° — its complementary color is located at 186.9° on the color wheel, with the same saturation and lightness as #cb311d.

Split Complementary Colors of #cb311d

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 #cb311d — which has hue 6.9° — its split complementary colors its split complementary colors are located at 6.9° and 216.9° on the color wheel, with the same saturation and lightness as #cb311d.

Tetradic Colors of #cb311d

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 #cb311d — which has hue 6.9° — its tetradic colors are located at 276.9°, 6.9°, 96.9°, and 186.9° on the color wheel, with the same saturation and lightness as #cb311d.

Monochromatic Colors of #cb311d

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #cb311d, we show 9 different monochromatic colors of it, ranging from #5e1e16 — (which has very low saturation and very low lightness) — to #f57767 (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #cb311d

We want to make getting started with #cb311d on your website fast and easy! Below are 8 examples of how to integrate #cb311d into a website using HTML+CSS. These examples include showing how #cb311d 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 #cb311d with other HTML elements.

#cb311d Foreground / Text Color

The color of this text is #cb311d.
<span style="color: #cb311d;">The color of this text is #cb311d.</span>

#cb311d Background Color

The background color for this text is #cb311d.
<div style="background-color: #cb311d; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #cb311d.</div>

#cb311d Text Shadow Color

This color for the shadow of this text is #cb311d.
<span style="text-shadow: 3px 3px 3px #cb311d;">This color for the shadow of this text is #cb311d.</span>

#cb311d Border Color

This is a div with border color #cb311d.
<div style="border: #cb311d 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #cb311d.</div>

#cb311d Color Rectangle on a White Background

This is a rectangle of color #cb311d on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #cb311d; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #cb311d on a white background.</div></div>

#cb311d Color Rectangle on a Black Background

This is a rectangle of color #cb311d on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #cb311d; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #cb311d on a black background.</div></div>

Gradient from #cb311d to White

This is a gradient from #cb311d to white.
<div style="background: -webkit-linear-gradient(left,#cb311d,white); /* Firefox */ background: linear-gradient(to right,#cb311d,white); /* Safari */ background: -o-linear-gradient(left,#cb311d,white); /* Opera */ background: -moz-linear-gradient(left,#cb311d,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #cb311d to white.</div>

Gradient from #cb311d to Black

This is a gradient from #cb311d to black.
<div style="background: -webkit-linear-gradient(left,#cb311d,black); /* Firefox */ background: linear-gradient(to right,#cb311d,black); /* Safari */ background: -o-linear-gradient(left,#cb311d,black); /* Opera */ background: -moz-linear-gradient(left,#cb311d,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #cb311d to black.</div>

Coding & Programming with #cb311d

In addition to using #cb311d 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 #cb311d in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #cb311d, or the RGB color coordinates for the same (Red = 203, Green = 49, Blue = 29). If you need details about the color coordinates of #cb311d 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 #cb311d
HTML + CSS (RGB Code) Web rgb(203, 49, 29)
CSS Background Color Web .myclass { background-color: #cb311d; }
CSS Foreground + Text Color Web .myclass { color: #cb311d; }
CSS Border Color Web .myclass { border: 2px solid #cb311d; }
Java (Multi-platform) new Color(203, 49, 29);
Python (Multi-platform) Color("#cb311d")
Swift iOS UIColor(red:203, green:49, blue:29, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:203 green:49 blue:29 alpha:1.0000];
OpenGL (Graphics) glColor3f(203f, 49f, 29f);
C# / .NET Windows Color.FromArgb(203, 49, 29);
 

#cb311d Color Blindness

Not everyone can see #cb311d the same way. For those with color blindness, #cb311d might look very, very different. Here, we simulate eight examples of color blindness, and how #cb311d looks next to each one of them. In all cases, #cb311d 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 #cb311d 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 #cb311d 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 #cb311d 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 5.3:1 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 #cb311d 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