#ef423f Color Information

#ef423f 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 #ef423f. In RGB, it consists of 93.7% Red, 25.9% Green, and 24.7% Blue. Likewise, in the CMYK color space, it consists of 0% Cyan, 72.4% Magenta, 73.6% Yellow, and 6.3% Black. On the color wheel, its Hue is found at 1.0°, with saturation of 84.6% and lightness of 59.2%. The decimal value for #ef423f is 15680063, and its nearest "web safe" color is #ff3333. In the RGB color space, the strongest component for #ef423f 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#ef423f Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color239, 66, 63 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color93.7%, 25.9%, 24.7% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.063, 0.741, 0.753 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0, 0.724, 0.736, 0.063 Copy
  • HSLHue, Saturation, Lightness combination for this color1.0°, 84.6%, 59.2% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color1.0°, 73.6%, 93.7% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color38.442, 22.606, 7.040 Copy
  • RYBRed, Yellow, Blue composition for this color239, 66, 63 Copy
  • DecimalDecimal representation of this color's hex code15680063 Copy
  • CIE-LABCIELAB color space coordinates for this color54.664, 65.178, 41.563 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)54.664, 77.302, 32.525 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color54.664, 133.514, 29.860 Copy
  • Hunter LabHunter-Lab color space coordinates for this color47.546, 61.117, 24.503 Copy
  • xyYCIE xyY color space coordinates for this color0.565, 0.332, 22.606 Copy
  • AndroidValue of this color in Android development4293870143 / 0xffef423f Copy
  • Web SafeHex code of the nearest "web safe" version of this color#ff3333 Copy
Last Updated: March 27, 2024

Shades of #ef423f

Shades are created by adding black to or removing lightness from a particular color. For #ef423f, its pure hue is 1.0° on the color wheel and its saturation is 84.6%, and its lightness is 59.2%. 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 #ef423f, which — excluding black and our original color — range from #1e0808 to #d13a37.

Tints of #ef423f

Tints are created by adding white or lightness to a particular color. For #ef423f, its pure hue is 1.0° on the color wheel and its saturation is 84.6%, and its lightness is 59.2%. 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 #ef423f, which — excluding white and our original color — range from #f15a57 to #fde7e7.

Tones of #ef423f

Tones are the result of adding gray to a pure hue. In the case of #ef423f, its pure hue is 1.0° on the color wheel and its saturation is 84.6%, 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 #ef423f, which range from #979797 (the grayest / 0% saturation) to #ff332f (the most colorful / 100% saturation).

Variations of #ef423f

There are several ways to create color variations and premutations of #ef423f! For #ef423f, 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, #ef423f. Click on these colors to learn more about them, too!

Color Coordinates of #ef423f

This color, #ef423f, consists of 93.7% Red, 25.9% Green, and 24.7% Blue, resulting in color coordinates Red = 239, Green = 66, Blue = 63. Likewise, the CMYK color space composition for #ef423f is 0% Cyan, 72.4% Magenta, 73.6% Yellow, and 6.3% Black. These values are shown in the following charts and tables.

R93.7%
C0.0%
G25.9%
M72.4%
B24.7%
Y73.6%
K6.3%
Color Base R (Red) G (Green) B (Blue)
Decimal 239 66 63
Octal 357 102 77
Hexa #ef #42 #3f
Binary 11101111 01000010 00111111
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 0 72 73 6
Octal 0 110 111 6
Hexa #00 #48 #49 #06
Binary 00000000 01001000 01001001 00000110

Analogous Colors of #ef423f

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #ef423f — which has hue 1.0° — its analogous colors are located at 1.0° and 331.0° on the color wheel, with the same saturation and lightness as #ef423f.

Triadic Colors of #ef423f

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 #ef423f — which has hue 1.0° — its triadic colors are located at 1.0° and 241.0° on the color wheel, with the same saturation and lightness as #ef423f.

Complementary Color of #ef423f

A complementary color is located opposite a color on the color wheel (180 degrees away). For #ef423f — which has hue 1.0° — its complementary color is located at 181.0° on the color wheel, with the same saturation and lightness as #ef423f.

Split Complementary Colors of #ef423f

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 #ef423f — which has hue 1.0° — its split complementary colors its split complementary colors are located at 1.0° and 211.0° on the color wheel, with the same saturation and lightness as #ef423f.

Tetradic Colors of #ef423f

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 #ef423f — which has hue 1.0° — its tetradic colors are located at 271.0°, 1.0°, 91.0°, and 181.0° on the color wheel, with the same saturation and lightness as #ef423f.

Monochromatic Colors of #ef423f

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #ef423f, we show 9 different monochromatic colors of it, ranging from #af1917 — (which has very low saturation and very low lightness) — to #fb9d9b (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #ef423f

We want to make getting started with #ef423f on your website fast and easy! Below are 8 examples of how to integrate #ef423f into a website using HTML+CSS. These examples include showing how #ef423f 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 #ef423f with other HTML elements.

#ef423f Foreground / Text Color

The color of this text is #ef423f.
<span style="color: #ef423f;">The color of this text is #ef423f.</span>

#ef423f Background Color

The background color for this text is #ef423f.
<div style="background-color: #ef423f; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #ef423f.</div>

#ef423f Text Shadow Color

This color for the shadow of this text is #ef423f.
<span style="text-shadow: 3px 3px 3px #ef423f;">This color for the shadow of this text is #ef423f.</span>

#ef423f Border Color

This is a div with border color #ef423f.
<div style="border: #ef423f 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #ef423f.</div>

#ef423f Color Rectangle on a White Background

This is a rectangle of color #ef423f on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #ef423f; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #ef423f on a white background.</div></div>

#ef423f Color Rectangle on a Black Background

This is a rectangle of color #ef423f on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #ef423f; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #ef423f on a black background.</div></div>

Gradient from #ef423f to White

This is a gradient from #ef423f to white.
<div style="background: -webkit-linear-gradient(left,#ef423f,white); /* Firefox */ background: linear-gradient(to right,#ef423f,white); /* Safari */ background: -o-linear-gradient(left,#ef423f,white); /* Opera */ background: -moz-linear-gradient(left,#ef423f,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #ef423f to white.</div>

Gradient from #ef423f to Black

This is a gradient from #ef423f to black.
<div style="background: -webkit-linear-gradient(left,#ef423f,black); /* Firefox */ background: linear-gradient(to right,#ef423f,black); /* Safari */ background: -o-linear-gradient(left,#ef423f,black); /* Opera */ background: -moz-linear-gradient(left,#ef423f,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #ef423f to black.</div>

Coding & Programming with #ef423f

In addition to using #ef423f 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 #ef423f in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #ef423f, or the RGB color coordinates for the same (Red = 239, Green = 66, Blue = 63). If you need details about the color coordinates of #ef423f 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 #ef423f
HTML + CSS (RGB Code) Web rgb(239, 66, 63)
CSS Background Color Web .myclass { background-color: #ef423f; }
CSS Foreground + Text Color Web .myclass { color: #ef423f; }
CSS Border Color Web .myclass { border: 2px solid #ef423f; }
Java (Multi-platform) new Color(239, 66, 63);
Python (Multi-platform) Color("#ef423f")
Swift iOS UIColor(red:239, green:66, blue:63, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:239 green:66 blue:63 alpha:1.0000];
OpenGL (Graphics) glColor3f(239f, 66f, 63f);
C# / .NET Windows Color.FromArgb(239, 66, 63);
 

#ef423f Color Blindness

Not everyone can see #ef423f the same way. For those with color blindness, #ef423f might look very, very different. Here, we simulate eight examples of color blindness, and how #ef423f looks next to each one of them. In all cases, #ef423f 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 #ef423f 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 #ef423f 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 #ef423f 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 3.8:1 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 #ef423f 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