#668f81 Color Information

#668f81 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 #668f81. In RGB, it consists of 40.0% Red, 56.1% Green, and 50.6% Blue. Likewise, in the CMYK color space, it consists of 28.7% Cyan, 0% Magenta, 9.8% Yellow, and 43.9% Black. On the color wheel, its Hue is found at 159.5°, with saturation of 16.7% and lightness of 48%. The decimal value for #668f81 is 6721409, and its nearest "web safe" color is #669999. In the RGB color space, the strongest component for #668f81 is green. In the CMYK color space, its strongest component is black. And in the RYB color space, its strongest component is blue.
  • HexHex code for this color#668f81 Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color102, 143, 129 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color40.0%, 56.1%, 50.6% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.600, 0.439, 0.494 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0.287, 0, 0.098, 0.439 Copy
  • HSLHue, Saturation, Lightness combination for this color159.5°, 16.7%, 48.0% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color159.5°, 28.7%, 56.1% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color19.264, 24.055, 24.397 Copy
  • RYBRed, Yellow, Blue composition for this color102, 127, 143 Copy
  • DecimalDecimal representation of this color's hex code6721409 Copy
  • CIE-LABCIELAB color space coordinates for this color56.143, -17.256, 2.909 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)56.143, 17.499, 170.432 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color56.143, -20.318, 6.775 Copy
  • Hunter LabHunter-Lab color space coordinates for this color49.046, -15.718, 4.839 Copy
  • xyYCIE xyY color space coordinates for this color0.284, 0.355, 24.055 Copy
  • AndroidValue of this color in Android development4284911489 / 0xff668f81 Copy
  • Web SafeHex code of the nearest "web safe" version of this color#669999 Copy
Last Updated: November 21, 2024

Shades of #668f81

Shades are created by adding black to or removing lightness from a particular color. For #668f81, its pure hue is 159.5° on the color wheel and its saturation is 16.7%, and its lightness is 48.0%. 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 #668f81, which — excluding black and our original color — range from #0d1210 to #597d71.

Tints of #668f81

Tints are created by adding white or lightness to a particular color. For #668f81, its pure hue is 159.5° on the color wheel and its saturation is 16.7%, and its lightness is 48.0%. 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 #668f81, which — excluding white and our original color — range from #799d91 to #ecf1ef.

Tones of #668f81

Tones are the result of adding gray to a pure hue. In the case of #668f81, its pure hue is 159.5° on the color wheel and its saturation is 16.7%, 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 #668f81, which range from #7b7b7b (the grayest / 0% saturation) to #00f5a1 (the most colorful / 100% saturation).

Variations of #668f81

There are several ways to create color variations and premutations of #668f81! For #668f81, 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, #668f81. Click on these colors to learn more about them, too!

Color Coordinates of #668f81

This color, #668f81, consists of 40.0% Red, 56.1% Green, and 50.6% Blue, resulting in color coordinates Red = 102, Green = 143, Blue = 129. Likewise, the CMYK color space composition for #668f81 is 28.7% Cyan, 0% Magenta, 9.8% Yellow, and 43.9% Black. These values are shown in the following charts and tables.

R40.0%
C28.7%
G56.1%
M0.0%
B50.6%
Y9.8%
K43.9%
Color Base R (Red) G (Green) B (Blue)
Decimal 102 143 129
Octal 146 217 201
Hexa #66 #8f #81
Binary 01100110 10001111 10000001
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 28 0 9 43
Octal 34 0 11 53
Hexa #1c #00 #09 #2b
Binary 00011100 00000000 00001001 00101011

Analogous Colors of #668f81

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #668f81 — which has hue 159.5° — its analogous colors are located at 129.5° and 189.5° on the color wheel, with the same saturation and lightness as #668f81.

Triadic Colors of #668f81

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 #668f81 — which has hue 159.5° — its triadic colors are located at 39.5° and 279.5° on the color wheel, with the same saturation and lightness as #668f81.

Complementary Color of #668f81

A complementary color is located opposite a color on the color wheel (180 degrees away). For #668f81 — which has hue 159.5° — its complementary color is located at 339.5° on the color wheel, with the same saturation and lightness as #668f81.

Split Complementary Colors of #668f81

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 #668f81 — which has hue 159.5° — its split complementary colors its split complementary colors are located at 9.5° and 309.5° on the color wheel, with the same saturation and lightness as #668f81.

Tetradic Colors of #668f81

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 #668f81 — which has hue 159.5° — its tetradic colors are located at 69.5°, 159.5°, 249.5°, and 339.5° on the color wheel, with the same saturation and lightness as #668f81.

Monochromatic Colors of #668f81

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #668f81, we show 9 different monochromatic colors of it, ranging from #38423f — (which has very low saturation and very low lightness) — to #a6cabd (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #668f81

We want to make getting started with #668f81 on your website fast and easy! Below are 8 examples of how to integrate #668f81 into a website using HTML+CSS. These examples include showing how #668f81 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 #668f81 with other HTML elements.

#668f81 Foreground / Text Color

The color of this text is #668f81.
<span style="color: #668f81;">The color of this text is #668f81.</span>

#668f81 Background Color

The background color for this text is #668f81.
<div style="background-color: #668f81; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #668f81.</div>

#668f81 Text Shadow Color

This color for the shadow of this text is #668f81.
<span style="text-shadow: 3px 3px 3px #668f81;">This color for the shadow of this text is #668f81.</span>

#668f81 Border Color

This is a div with border color #668f81.
<div style="border: #668f81 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #668f81.</div>

#668f81 Color Rectangle on a White Background

This is a rectangle of color #668f81 on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #668f81; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #668f81 on a white background.</div></div>

#668f81 Color Rectangle on a Black Background

This is a rectangle of color #668f81 on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #668f81; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #668f81 on a black background.</div></div>

Gradient from #668f81 to White

This is a gradient from #668f81 to white.
<div style="background: -webkit-linear-gradient(left,#668f81,white); /* Firefox */ background: linear-gradient(to right,#668f81,white); /* Safari */ background: -o-linear-gradient(left,#668f81,white); /* Opera */ background: -moz-linear-gradient(left,#668f81,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #668f81 to white.</div>

Gradient from #668f81 to Black

This is a gradient from #668f81 to black.
<div style="background: -webkit-linear-gradient(left,#668f81,black); /* Firefox */ background: linear-gradient(to right,#668f81,black); /* Safari */ background: -o-linear-gradient(left,#668f81,black); /* Opera */ background: -moz-linear-gradient(left,#668f81,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #668f81 to black.</div>

Coding & Programming with #668f81

In addition to using #668f81 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 #668f81 in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #668f81, or the RGB color coordinates for the same (Red = 102, Green = 143, Blue = 129). If you need details about the color coordinates of #668f81 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 #668f81
HTML + CSS (RGB Code) Web rgb(102, 143, 129)
CSS Background Color Web .myclass { background-color: #668f81; }
CSS Foreground + Text Color Web .myclass { color: #668f81; }
CSS Border Color Web .myclass { border: 2px solid #668f81; }
Java (Multi-platform) new Color(102, 143, 129);
Python (Multi-platform) Color("#668f81")
Swift iOS UIColor(red:102, green:143, blue:129, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:102 green:143 blue:129 alpha:1.0000];
OpenGL (Graphics) glColor3f(102f, 143f, 129f);
C# / .NET Windows Color.FromArgb(102, 143, 129);
 

#668f81 Color Blindness

Not everyone can see #668f81 the same way. For those with color blindness, #668f81 might look very, very different. Here, we simulate eight examples of color blindness, and how #668f81 looks next to each one of them. In all cases, #668f81 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 #668f81 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 #668f81 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 #668f81 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 3.6:1 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 #668f81 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