#21d8fb Color Information

#21d8fb 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 #21d8fb. In RGB, it consists of 12.9% Red, 84.7% Green, and 98.4% Blue. Likewise, in the CMYK color space, it consists of 86.9% Cyan, 13.9% Magenta, 0% Yellow, and 1.6% Black. On the color wheel, its Hue is found at 189.6°, with saturation of 96.5% and lightness of 55.7%. The decimal value for #21d8fb is 2218235, and its nearest "web safe" color is #33ccff. In the RGB color space, the strongest component for #21d8fb is blue. In the CMYK color space, its strongest component is cyan. And in the RYB color space, its strongest component is blue.
  • HexHex code for this color#21d8fb Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color33, 216, 251 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color12.9%, 84.7%, 98.4% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.871, 0.153, 0.016 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0.869, 0.139, 0, 0.016 Copy
  • HSLHue, Saturation, Lightness combination for this color189.6°, 96.5%, 55.7% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color189.6°, 86.9%, 98.4% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color42.596, 56.400, 99.908 Copy
  • RYBRed, Yellow, Blue composition for this color33, 132, 251 Copy
  • DecimalDecimal representation of this color's hex code2218235 Copy
  • CIE-LABCIELAB color space coordinates for this color79.841, -30.478, -29.103 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)79.841, 42.141, 223.679 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color79.841, -56.525, -42.740 Copy
  • Hunter LabHunter-Lab color space coordinates for this color75.100, -30.182, -26.306 Copy
  • xyYCIE xyY color space coordinates for this color0.214, 0.284, 56.400 Copy
  • AndroidValue of this color in Android development4280408315 / 0xff21d8fb Copy
  • Web SafeHex code of the nearest "web safe" version of this color#33ccff Copy
Last Updated: December 4, 2024

Shades of #21d8fb

Shades are created by adding black to or removing lightness from a particular color. For #21d8fb, its pure hue is 189.6° on the color wheel and its saturation is 96.5%, and its lightness is 55.7%. 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 #21d8fb, which — excluding black and our original color — range from #041b1f to #1dbddc.

Tints of #21d8fb

Tints are created by adding white or lightness to a particular color. For #21d8fb, its pure hue is 189.6° on the color wheel and its saturation is 96.5%, and its lightness is 55.7%. 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 #21d8fb, which — excluding white and our original color — range from #3dddfc to #e3faff.

Tones of #21d8fb

Tones are the result of adding gray to a pure hue. In the case of #21d8fb, its pure hue is 189.6° on the color wheel and its saturation is 96.5%, 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 #21d8fb, which range from #8e8e8e (the grayest / 0% saturation) to #1ddbff (the most colorful / 100% saturation).

Variations of #21d8fb

There are several ways to create color variations and premutations of #21d8fb! For #21d8fb, 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, #21d8fb. Click on these colors to learn more about them, too!

Color Coordinates of #21d8fb

This color, #21d8fb, consists of 12.9% Red, 84.7% Green, and 98.4% Blue, resulting in color coordinates Red = 33, Green = 216, Blue = 251. Likewise, the CMYK color space composition for #21d8fb is 86.9% Cyan, 13.9% Magenta, 0% Yellow, and 1.6% Black. These values are shown in the following charts and tables.

R12.9%
C86.9%
G84.7%
M13.9%
B98.4%
Y0.0%
K1.6%
Color Base R (Red) G (Green) B (Blue)
Decimal 33 216 251
Octal 41 330 373
Hexa #21 #d8 #fb
Binary 00100001 11011000 11111011
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 86 13 0 1
Octal 126 15 0 1
Hexa #56 #0d #00 #01
Binary 01010110 00001101 00000000 00000001

Analogous Colors of #21d8fb

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #21d8fb — which has hue 189.6° — its analogous colors are located at 159.6° and 219.6° on the color wheel, with the same saturation and lightness as #21d8fb.

Triadic Colors of #21d8fb

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 #21d8fb — which has hue 189.6° — its triadic colors are located at 69.6° and 309.6° on the color wheel, with the same saturation and lightness as #21d8fb.

Complementary Color of #21d8fb

A complementary color is located opposite a color on the color wheel (180 degrees away). For #21d8fb — which has hue 189.6° — its complementary color is located at 9.6° on the color wheel, with the same saturation and lightness as #21d8fb.

Split Complementary Colors of #21d8fb

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 #21d8fb — which has hue 189.6° — its split complementary colors its split complementary colors are located at 39.6° and 339.6° on the color wheel, with the same saturation and lightness as #21d8fb.

Tetradic Colors of #21d8fb

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 #21d8fb — which has hue 189.6° — its tetradic colors are located at 99.6°, 189.6°, 279.6°, and 9.6° on the color wheel, with the same saturation and lightness as #21d8fb.

Monochromatic Colors of #21d8fb

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #21d8fb, we show 9 different monochromatic colors of it, ranging from #058ca6 — (which has very low saturation and very low lightness) — to #8fecfe (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #21d8fb

We want to make getting started with #21d8fb on your website fast and easy! Below are 8 examples of how to integrate #21d8fb into a website using HTML+CSS. These examples include showing how #21d8fb 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 #21d8fb with other HTML elements.

#21d8fb Foreground / Text Color

The color of this text is #21d8fb.
<span style="color: #21d8fb;">The color of this text is #21d8fb.</span>

#21d8fb Background Color

The background color for this text is #21d8fb.
<div style="background-color: #21d8fb; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #21d8fb.</div>

#21d8fb Text Shadow Color

This color for the shadow of this text is #21d8fb.
<span style="text-shadow: 3px 3px 3px #21d8fb;">This color for the shadow of this text is #21d8fb.</span>

#21d8fb Border Color

This is a div with border color #21d8fb.
<div style="border: #21d8fb 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #21d8fb.</div>

#21d8fb Color Rectangle on a White Background

This is a rectangle of color #21d8fb on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #21d8fb; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #21d8fb on a white background.</div></div>

#21d8fb Color Rectangle on a Black Background

This is a rectangle of color #21d8fb on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #21d8fb; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #21d8fb on a black background.</div></div>

Gradient from #21d8fb to White

This is a gradient from #21d8fb to white.
<div style="background: -webkit-linear-gradient(left,#21d8fb,white); /* Firefox */ background: linear-gradient(to right,#21d8fb,white); /* Safari */ background: -o-linear-gradient(left,#21d8fb,white); /* Opera */ background: -moz-linear-gradient(left,#21d8fb,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #21d8fb to white.</div>

Gradient from #21d8fb to Black

This is a gradient from #21d8fb to black.
<div style="background: -webkit-linear-gradient(left,#21d8fb,black); /* Firefox */ background: linear-gradient(to right,#21d8fb,black); /* Safari */ background: -o-linear-gradient(left,#21d8fb,black); /* Opera */ background: -moz-linear-gradient(left,#21d8fb,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #21d8fb to black.</div>

Coding & Programming with #21d8fb

In addition to using #21d8fb 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 #21d8fb in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #21d8fb, or the RGB color coordinates for the same (Red = 33, Green = 216, Blue = 251). If you need details about the color coordinates of #21d8fb 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 #21d8fb
HTML + CSS (RGB Code) Web rgb(33, 216, 251)
CSS Background Color Web .myclass { background-color: #21d8fb; }
CSS Foreground + Text Color Web .myclass { color: #21d8fb; }
CSS Border Color Web .myclass { border: 2px solid #21d8fb; }
Java (Multi-platform) new Color(33, 216, 251);
Python (Multi-platform) Color("#21d8fb")
Swift iOS UIColor(red:33, green:216, blue:251, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:33 green:216 blue:251 alpha:1.0000];
OpenGL (Graphics) glColor3f(33f, 216f, 251f);
C# / .NET Windows Color.FromArgb(33, 216, 251);
 

#21d8fb Color Blindness

Not everyone can see #21d8fb the same way. For those with color blindness, #21d8fb might look very, very different. Here, we simulate eight examples of color blindness, and how #21d8fb looks next to each one of them. In all cases, #21d8fb 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 #21d8fb 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 #21d8fb 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 #21d8fb 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 1.7:1 against white. Under both the AA and AAA level standards, this is not a high enough ratio to be considered accessible for either normal size or large text.

WCAG AA
Normal Size Text

WCAG AA
Large Size Text

WCAG AAA
Normal Size Text

WCAG AAA
Large Size Text